309755710

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{10391}}^1$

素因数の和:10680

約数の個数: 32

約数和(自身を含む): 610550784

約数和(自身を除く): 300795074

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 271, 542, 1355, 2710, 2981, 5962, 10391, 14905, 20782, 29810, 51955, 103910, 114301, 228602, 571505, 1143010, 2815961, 5631922, 14079805, 28159610, 30975571, 61951142, 154877855, 309755710]

約数ペア:

[(1, 309755710), (2, 154877855), (5, 61951142), (10, 30975571), (11, 28159610), (22, 14079805), (55, 5631922), (110, 2815961), (271, 1143010), (542, 571505), (1355, 228602), (2710, 114301), (2981, 103910), (5962, 51955), (10391, 29810), (14905, 20782)]