19354905920

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{709}}^1\times {\mathrm{1741}}^1$

素因数の和:2481

約数の個数: 168

約数和(自身を含む): 53720039880

約数和(自身を除く): 34365133960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 320, 392, 448, 490, 560, 709, 784, 980, 1120, 1418, 1568, 1741, 1960, 2240, 2836, 3136, 3482, 3545, 3920, 4963, 5672, 6964, 7090, 7840, 8705, 9926, 11344, 12187, 13928, 14180, 15680, 17410, 19852, 22688, 24374, 24815, 27856, 28360, 34741, 34820, 39704, 45376, 48748, 49630, 55712, 56720, 60935, 69482, 69640, 79408, 85309, 97496, 99260, 111424, 113440, 121870, 138964, 139280, 158816, 170618, 173705, 194992, 198520, 226880, 243740, 277928, 278560, 317632, 341236, 347410, 389984, 397040, 426545, 487480, 555856, 557120, 682472, 694820, 779968, 794080, 853090, 974960, 1111712, 1234369, 1364944, 1389640, 1588160, 1706180, 1949920, 2223424, 2468738, 2729888, 2779280, 3412360, 3899840, 4937476, 5459776, 5558560, 6171845, 6824720, 8640583, 9874952, 11117120, 12343690, 13649440, 17281166, 19749904, 24687380, 27298880, 34562332, 39499808, 43202915, 49374760, 60484081, 69124664, 78999616, 86405830, 98749520, 120968162, 138249328, 172811660, 197499040, 241936324, 276498656, 302420405, 345623320, 394998080, 483872648, 552997312, 604840810, 691246640, 967745296, 1209681620, 1382493280, 1935490592, 2419363240, 2764986560, 3870981184, 4838726480, 9677452960, 19354905920]

約数ペア:

[(1, 19354905920), (2, 9677452960), (4, 4838726480), (5, 3870981184), (7, 2764986560), (8, 2419363240), (10, 1935490592), (14, 1382493280), (16, 1209681620), (20, 967745296), (28, 691246640), (32, 604840810), (35, 552997312), (40, 483872648), (49, 394998080), (56, 345623320), (64, 302420405), (70, 276498656), (80, 241936324), (98, 197499040), (112, 172811660), (140, 138249328), (160, 120968162), (196, 98749520), (224, 86405830), (245, 78999616), (280, 69124664), (320, 60484081), (392, 49374760), (448, 43202915), (490, 39499808), (560, 34562332), (709, 27298880), (784, 24687380), (980, 19749904), (1120, 17281166), (1418, 13649440), (1568, 12343690), (1741, 11117120), (1960, 9874952), (2240, 8640583), (2836, 6824720), (3136, 6171845), (3482, 5558560), (3545, 5459776), (3920, 4937476), (4963, 3899840), (5672, 3412360), (6964, 2779280), (7090, 2729888), (7840, 2468738), (8705, 2223424), (9926, 1949920), (11344, 1706180), (12187, 1588160), (13928, 1389640), (14180, 1364944), (15680, 1234369), (17410, 1111712), (19852, 974960), (22688, 853090), (24374, 794080), (24815, 779968), (27856, 694820), (28360, 682472), (34741, 557120), (34820, 555856), (39704, 487480), (45376, 426545), (48748, 397040), (49630, 389984), (55712, 347410), (56720, 341236), (60935, 317632), (69482, 278560), (69640, 277928), (79408, 243740), (85309, 226880), (97496, 198520), (99260, 194992), (111424, 173705), (113440, 170618), (121870, 158816), (138964, 139280)]