57402340

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1$

素因数の和:448

約数の個数: 48

約数和(自身を含む): 123190704

約数和(自身を除く): 65788364

約数列:

[1, 2, 4, 5, 10, 20, 101, 157, 181, 202, 314, 362, 404, 505, 628, 724, 785, 905, 1010, 1570, 1810, 2020, 3140, 3620, 15857, 18281, 28417, 31714, 36562, 56834, 63428, 73124, 79285, 91405, 113668, 142085, 158570, 182810, 284170, 317140, 365620, 568340, 2870117, 5740234, 11480468, 14350585, 28701170, 57402340]

約数ペア:

[(1, 57402340), (2, 28701170), (4, 14350585), (5, 11480468), (10, 5740234), (20, 2870117), (101, 568340), (157, 365620), (181, 317140), (202, 284170), (314, 182810), (362, 158570), (404, 142085), (505, 113668), (628, 91405), (724, 79285), (785, 73124), (905, 63428), (1010, 56834), (1570, 36562), (1810, 31714), (2020, 28417), (3140, 18281), (3620, 15857)]