13455640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{577}}^1$

素因数の和:652

約数の個数: 64

約数和(自身を含む): 33708960

約数和(自身を除く): 20253320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 53, 55, 88, 106, 110, 212, 220, 265, 424, 440, 530, 577, 583, 1060, 1154, 1166, 2120, 2308, 2332, 2885, 2915, 4616, 4664, 5770, 5830, 6347, 11540, 11660, 12694, 23080, 23320, 25388, 30581, 31735, 50776, 61162, 63470, 122324, 126940, 152905, 244648, 253880, 305810, 336391, 611620, 672782, 1223240, 1345564, 1681955, 2691128, 3363910, 6727820, 13455640]

約数ペア:

[(1, 13455640), (2, 6727820), (4, 3363910), (5, 2691128), (8, 1681955), (10, 1345564), (11, 1223240), (20, 672782), (22, 611620), (40, 336391), (44, 305810), (53, 253880), (55, 244648), (88, 152905), (106, 126940), (110, 122324), (212, 63470), (220, 61162), (265, 50776), (424, 31735), (440, 30581), (530, 25388), (577, 23320), (583, 23080), (1060, 12694), (1154, 11660), (1166, 11540), (2120, 6347), (2308, 5830), (2332, 5770), (2885, 4664), (2915, 4616)]