7121080

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{3359}}^1$

素因数の和:3423

約数の個数: 32

約数和(自身を含む): 16329600

約数和(自身を除く): 9208520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 3359, 6718, 13436, 16795, 26872, 33590, 67180, 134360, 178027, 356054, 712108, 890135, 1424216, 1780270, 3560540, 7121080]

約数ペア:

[(1, 7121080), (2, 3560540), (4, 1780270), (5, 1424216), (8, 890135), (10, 712108), (20, 356054), (40, 178027), (53, 134360), (106, 67180), (212, 33590), (265, 26872), (424, 16795), (530, 13436), (1060, 6718), (2120, 3359)]