2561688

素因数分解:

$2^3\times 3^2\times {\mathrm{47}}^1\times {\mathrm{757}}^1$

素因数の和:816

約数の個数: 48

約数和(自身を含む): 7094880

約数和(自身を除く): 4533192

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 47, 72, 94, 141, 188, 282, 376, 423, 564, 757, 846, 1128, 1514, 1692, 2271, 3028, 3384, 4542, 6056, 6813, 9084, 13626, 18168, 27252, 35579, 54504, 71158, 106737, 142316, 213474, 284632, 320211, 426948, 640422, 853896, 1280844, 2561688]

約数ペア:

[(1, 2561688), (2, 1280844), (3, 853896), (4, 640422), (6, 426948), (8, 320211), (9, 284632), (12, 213474), (18, 142316), (24, 106737), (36, 71158), (47, 54504), (72, 35579), (94, 27252), (141, 18168), (188, 13626), (282, 9084), (376, 6813), (423, 6056), (564, 4542), (757, 3384), (846, 3028), (1128, 2271), (1514, 1692)]