56905640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{283}}^1\times {\mathrm{457}}^1$

素因数の和:762

約数の個数: 64

約数和(自身を含む): 140477760

約数和(自身を除く): 83572120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 283, 440, 457, 566, 914, 1132, 1415, 1828, 2264, 2285, 2830, 3113, 3656, 4570, 5027, 5660, 6226, 9140, 10054, 11320, 12452, 15565, 18280, 20108, 24904, 25135, 31130, 40216, 50270, 62260, 100540, 124520, 129331, 201080, 258662, 517324, 646655, 1034648, 1293310, 1422641, 2586620, 2845282, 5173240, 5690564, 7113205, 11381128, 14226410, 28452820, 56905640]

約数ペア:

[(1, 56905640), (2, 28452820), (4, 14226410), (5, 11381128), (8, 7113205), (10, 5690564), (11, 5173240), (20, 2845282), (22, 2586620), (40, 1422641), (44, 1293310), (55, 1034648), (88, 646655), (110, 517324), (220, 258662), (283, 201080), (440, 129331), (457, 124520), (566, 100540), (914, 62260), (1132, 50270), (1415, 40216), (1828, 31130), (2264, 25135), (2285, 24904), (2830, 20108), (3113, 18280), (3656, 15565), (4570, 12452), (5027, 11320), (5660, 10054), (6226, 9140)]