40752580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{2609}}^1$

素因数の和:2700

約数の個数: 48

約数和(自身を含む): 94711680

約数和(自身を除く): 53959100

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 71, 110, 142, 220, 284, 355, 710, 781, 1420, 1562, 2609, 3124, 3905, 5218, 7810, 10436, 13045, 15620, 26090, 28699, 52180, 57398, 114796, 143495, 185239, 286990, 370478, 573980, 740956, 926195, 1852390, 2037629, 3704780, 4075258, 8150516, 10188145, 20376290, 40752580]

約数ペア:

[(1, 40752580), (2, 20376290), (4, 10188145), (5, 8150516), (10, 4075258), (11, 3704780), (20, 2037629), (22, 1852390), (44, 926195), (55, 740956), (71, 573980), (110, 370478), (142, 286990), (220, 185239), (284, 143495), (355, 114796), (710, 57398), (781, 52180), (1420, 28699), (1562, 26090), (2609, 15620), (3124, 13045), (3905, 10436), (5218, 7810)]