2021642480

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{2897}}^1$

素因数の和:2995

約数の個数: 160

約数和(自身を含む): 5614515648

約数和(自身を除く): 3592873168

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 61, 65, 80, 88, 104, 110, 122, 130, 143, 176, 208, 220, 244, 260, 286, 305, 440, 488, 520, 572, 610, 671, 715, 793, 880, 976, 1040, 1144, 1220, 1342, 1430, 1586, 2288, 2440, 2684, 2860, 2897, 3172, 3355, 3965, 4880, 5368, 5720, 5794, 6344, 6710, 7930, 8723, 10736, 11440, 11588, 12688, 13420, 14485, 15860, 17446, 23176, 26840, 28970, 31720, 31867, 34892, 37661, 43615, 46352, 53680, 57940, 63440, 63734, 69784, 75322, 87230, 115880, 127468, 139568, 150644, 159335, 174460, 176717, 188305, 231760, 254936, 301288, 318670, 348920, 353434, 376610, 414271, 509872, 602576, 637340, 697840, 706868, 753220, 828542, 883585, 1274680, 1413736, 1506440, 1657084, 1767170, 1943887, 2071355, 2297321, 2549360, 2827472, 3012880, 3314168, 3534340, 3887774, 4142710, 4594642, 6628336, 7068680, 7775548, 8285420, 9189284, 9719435, 11486605, 14137360, 15551096, 16570840, 18378568, 19438870, 22973210, 25270531, 31102192, 33141680, 36757136, 38877740, 45946420, 50541062, 77755480, 91892840, 101082124, 126352655, 155510960, 183785680, 202164248, 252705310, 404328496, 505410620, 1010821240, 2021642480]

約数ペア:

[(1, 2021642480), (2, 1010821240), (4, 505410620), (5, 404328496), (8, 252705310), (10, 202164248), (11, 183785680), (13, 155510960), (16, 126352655), (20, 101082124), (22, 91892840), (26, 77755480), (40, 50541062), (44, 45946420), (52, 38877740), (55, 36757136), (61, 33141680), (65, 31102192), (80, 25270531), (88, 22973210), (104, 19438870), (110, 18378568), (122, 16570840), (130, 15551096), (143, 14137360), (176, 11486605), (208, 9719435), (220, 9189284), (244, 8285420), (260, 7775548), (286, 7068680), (305, 6628336), (440, 4594642), (488, 4142710), (520, 3887774), (572, 3534340), (610, 3314168), (671, 3012880), (715, 2827472), (793, 2549360), (880, 2297321), (976, 2071355), (1040, 1943887), (1144, 1767170), (1220, 1657084), (1342, 1506440), (1430, 1413736), (1586, 1274680), (2288, 883585), (2440, 828542), (2684, 753220), (2860, 706868), (2897, 697840), (3172, 637340), (3355, 602576), (3965, 509872), (4880, 414271), (5368, 376610), (5720, 353434), (5794, 348920), (6344, 318670), (6710, 301288), (7930, 254936), (8723, 231760), (10736, 188305), (11440, 176717), (11588, 174460), (12688, 159335), (13420, 150644), (14485, 139568), (15860, 127468), (17446, 115880), (23176, 87230), (26840, 75322), (28970, 69784), (31720, 63734), (31867, 63440), (34892, 57940), (37661, 53680), (43615, 46352)]