7662820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{571}}^1$

素因数の和:652

約数の個数: 48

約数和(自身を含む): 17873856

約数和(自身を除く): 10211036

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 61, 110, 122, 220, 244, 305, 571, 610, 671, 1142, 1220, 1342, 2284, 2684, 2855, 3355, 5710, 6281, 6710, 11420, 12562, 13420, 25124, 31405, 34831, 62810, 69662, 125620, 139324, 174155, 348310, 383141, 696620, 766282, 1532564, 1915705, 3831410, 7662820]

約数ペア:

[(1, 7662820), (2, 3831410), (4, 1915705), (5, 1532564), (10, 766282), (11, 696620), (20, 383141), (22, 348310), (44, 174155), (55, 139324), (61, 125620), (110, 69662), (122, 62810), (220, 34831), (244, 31405), (305, 25124), (571, 13420), (610, 12562), (671, 11420), (1142, 6710), (1220, 6281), (1342, 5710), (2284, 3355), (2684, 2855)]