2568960340

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{857}}^1\times {\mathrm{2111}}^1$

素因数の和:3048

約数の個数: 48

約数和(自身を含む): 5479778304

約数和(自身を除く): 2910817964

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 857, 1420, 1714, 2111, 3428, 4222, 4285, 8444, 8570, 10555, 17140, 21110, 42220, 60847, 121694, 149881, 243388, 299762, 304235, 599524, 608470, 749405, 1216940, 1498810, 1809127, 2997620, 3618254, 7236508, 9045635, 18091270, 36182540, 128448017, 256896034, 513792068, 642240085, 1284480170, 2568960340]

約数ペア:

[(1, 2568960340), (2, 1284480170), (4, 642240085), (5, 513792068), (10, 256896034), (20, 128448017), (71, 36182540), (142, 18091270), (284, 9045635), (355, 7236508), (710, 3618254), (857, 2997620), (1420, 1809127), (1714, 1498810), (2111, 1216940), (3428, 749405), (4222, 608470), (4285, 599524), (8444, 304235), (8570, 299762), (10555, 243388), (17140, 149881), (21110, 121694), (42220, 60847)]