15856553680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{977}}^1\times {\mathrm{18443}}^1$

素因数の和:19444

約数の個数: 80

約数和(自身を含む): 40261333824

約数和(自身を除く): 24404780144

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 977, 1954, 3908, 4885, 7816, 9770, 10747, 15632, 18443, 19540, 21494, 36886, 39080, 42988, 53735, 73772, 78160, 85976, 92215, 107470, 147544, 171952, 184430, 202873, 214940, 295088, 368860, 405746, 429880, 737720, 811492, 859760, 1014365, 1475440, 1622984, 2028730, 3245968, 4057460, 8114920, 16229840, 18018811, 36037622, 72075244, 90094055, 144150488, 180188110, 198206921, 288300976, 360376220, 396413842, 720752440, 792827684, 991034605, 1441504880, 1585655368, 1982069210, 3171310736, 3964138420, 7928276840, 15856553680]

約数ペア:

[(1, 15856553680), (2, 7928276840), (4, 3964138420), (5, 3171310736), (8, 1982069210), (10, 1585655368), (11, 1441504880), (16, 991034605), (20, 792827684), (22, 720752440), (40, 396413842), (44, 360376220), (55, 288300976), (80, 198206921), (88, 180188110), (110, 144150488), (176, 90094055), (220, 72075244), (440, 36037622), (880, 18018811), (977, 16229840), (1954, 8114920), (3908, 4057460), (4885, 3245968), (7816, 2028730), (9770, 1622984), (10747, 1475440), (15632, 1014365), (18443, 859760), (19540, 811492), (21494, 737720), (36886, 429880), (39080, 405746), (42988, 368860), (53735, 295088), (73772, 214940), (78160, 202873), (85976, 184430), (92215, 171952), (107470, 147544)]