23991880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{4957}}^1$

素因数の和:4990

約数の個数: 48

約数和(自身を含む): 59347260

約数和(自身を除く): 35355380

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 4840, 4957, 9914, 19828, 24785, 39656, 49570, 54527, 99140, 109054, 198280, 218108, 272635, 436216, 545270, 599797, 1090540, 1199594, 2181080, 2399188, 2998985, 4798376, 5997970, 11995940, 23991880]

約数ペア:

[(1, 23991880), (2, 11995940), (4, 5997970), (5, 4798376), (8, 2998985), (10, 2399188), (11, 2181080), (20, 1199594), (22, 1090540), (40, 599797), (44, 545270), (55, 436216), (88, 272635), (110, 218108), (121, 198280), (220, 109054), (242, 99140), (440, 54527), (484, 49570), (605, 39656), (968, 24785), (1210, 19828), (2420, 9914), (4840, 4957)]