24817780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1801}}^1$

素因数の和:1876

約数の個数: 48

約数和(自身を含む): 57217104

約数和(自身を除く): 32399324

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 106, 130, 212, 260, 265, 530, 689, 1060, 1378, 1801, 2756, 3445, 3602, 6890, 7204, 9005, 13780, 18010, 23413, 36020, 46826, 93652, 95453, 117065, 190906, 234130, 381812, 468260, 477265, 954530, 1240889, 1909060, 2481778, 4963556, 6204445, 12408890, 24817780]

約数ペア:

[(1, 24817780), (2, 12408890), (4, 6204445), (5, 4963556), (10, 2481778), (13, 1909060), (20, 1240889), (26, 954530), (52, 477265), (53, 468260), (65, 381812), (106, 234130), (130, 190906), (212, 117065), (260, 95453), (265, 93652), (530, 46826), (689, 36020), (1060, 23413), (1378, 18010), (1801, 13780), (2756, 9005), (3445, 7204), (3602, 6890)]