15702818860

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{739}}^1\times {\mathrm{17417}}^1$

素因数の和:18226

約数の個数: 48

約数和(自身を含む): 33563789280

約数和(自身を除く): 17860970420

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 739, 1220, 1478, 2956, 3695, 7390, 14780, 17417, 34834, 45079, 69668, 87085, 90158, 174170, 180316, 225395, 348340, 450790, 901580, 1062437, 2124874, 4249748, 5312185, 10624370, 12871163, 21248740, 25742326, 51484652, 64355815, 128711630, 257423260, 785140943, 1570281886, 3140563772, 3925704715, 7851409430, 15702818860]

約数ペア:

[(1, 15702818860), (2, 7851409430), (4, 3925704715), (5, 3140563772), (10, 1570281886), (20, 785140943), (61, 257423260), (122, 128711630), (244, 64355815), (305, 51484652), (610, 25742326), (739, 21248740), (1220, 12871163), (1478, 10624370), (2956, 5312185), (3695, 4249748), (7390, 2124874), (14780, 1062437), (17417, 901580), (34834, 450790), (45079, 348340), (69668, 225395), (87085, 180316), (90158, 174170)]