907117580

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{457}}^1\times {\mathrm{1627}}^1$

素因数の和:2154

約数の個数: 48

約数和(自身を含む): 1941604896

約数和(自身を除く): 1034487316

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 457, 610, 914, 1220, 1627, 1828, 2285, 3254, 4570, 6508, 8135, 9140, 16270, 27877, 32540, 55754, 99247, 111508, 139385, 198494, 278770, 396988, 496235, 557540, 743539, 992470, 1487078, 1984940, 2974156, 3717695, 7435390, 14870780, 45355879, 90711758, 181423516, 226779395, 453558790, 907117580]

約数ペア:

[(1, 907117580), (2, 453558790), (4, 226779395), (5, 181423516), (10, 90711758), (20, 45355879), (61, 14870780), (122, 7435390), (244, 3717695), (305, 2974156), (457, 1984940), (610, 1487078), (914, 992470), (1220, 743539), (1627, 557540), (1828, 496235), (2285, 396988), (3254, 278770), (4570, 198494), (6508, 139385), (8135, 111508), (9140, 99247), (16270, 55754), (27877, 32540)]