31624120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1753}}^1$

素因数の和:1816

約数の個数: 64

約数和(自身を含む): 79561440

約数和(自身を除く): 47937320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 41, 44, 55, 82, 88, 110, 164, 205, 220, 328, 410, 440, 451, 820, 902, 1640, 1753, 1804, 2255, 3506, 3608, 4510, 7012, 8765, 9020, 14024, 17530, 18040, 19283, 35060, 38566, 70120, 71873, 77132, 96415, 143746, 154264, 192830, 287492, 359365, 385660, 574984, 718730, 771320, 790603, 1437460, 1581206, 2874920, 3162412, 3953015, 6324824, 7906030, 15812060, 31624120]

約数ペア:

[(1, 31624120), (2, 15812060), (4, 7906030), (5, 6324824), (8, 3953015), (10, 3162412), (11, 2874920), (20, 1581206), (22, 1437460), (40, 790603), (41, 771320), (44, 718730), (55, 574984), (82, 385660), (88, 359365), (110, 287492), (164, 192830), (205, 154264), (220, 143746), (328, 96415), (410, 77132), (440, 71873), (451, 70120), (820, 38566), (902, 35060), (1640, 19283), (1753, 18040), (1804, 17530), (2255, 14024), (3506, 9020), (3608, 8765), (4510, 7012)]