1900883980820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{1699}}^1\times {\mathrm{28411}}^1$

素因数の和:30309

約数の個数: 96

約数和(自身を含む): 4381812288000

約数和(自身を除く): 2480928307180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 179, 220, 358, 716, 895, 1699, 1790, 1969, 3398, 3580, 3938, 6796, 7876, 8495, 9845, 16990, 18689, 19690, 28411, 33980, 37378, 39380, 56822, 74756, 93445, 113644, 142055, 186890, 284110, 304121, 312521, 373780, 568220, 608242, 625042, 1216484, 1250084, 1520605, 1562605, 3041210, 3125210, 3345331, 5085569, 6082420, 6250420, 6690662, 10171138, 13381324, 16726655, 20342276, 25427845, 33453310, 48270289, 50855690, 55941259, 66906620, 96540578, 101711380, 111882518, 193081156, 223765036, 241351445, 279706295, 482702890, 530973179, 559412590, 965405780, 1061946358, 1118825180, 2123892716, 2654865895, 5309731790, 8640381731, 10619463580, 17280763462, 34561526924, 43201908655, 86403817310, 95044199041, 172807634620, 190088398082, 380176796164, 475220995205, 950441990410, 1900883980820]

約数ペア:

[(1, 1900883980820), (2, 950441990410), (4, 475220995205), (5, 380176796164), (10, 190088398082), (11, 172807634620), (20, 95044199041), (22, 86403817310), (44, 43201908655), (55, 34561526924), (110, 17280763462), (179, 10619463580), (220, 8640381731), (358, 5309731790), (716, 2654865895), (895, 2123892716), (1699, 1118825180), (1790, 1061946358), (1969, 965405780), (3398, 559412590), (3580, 530973179), (3938, 482702890), (6796, 279706295), (7876, 241351445), (8495, 223765036), (9845, 193081156), (16990, 111882518), (18689, 101711380), (19690, 96540578), (28411, 66906620), (33980, 55941259), (37378, 50855690), (39380, 48270289), (56822, 33453310), (74756, 25427845), (93445, 20342276), (113644, 16726655), (142055, 13381324), (186890, 10171138), (284110, 6690662), (304121, 6250420), (312521, 6082420), (373780, 5085569), (568220, 3345331), (608242, 3125210), (625042, 3041210), (1216484, 1562605), (1250084, 1520605)]