311414210

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1\times {\mathrm{1427}}^1$

素因数の和:1730

約数の個数: 32

約数和(自身を含む): 568572480

約数和(自身を除く): 257158270

約数列:

[1, 2, 5, 10, 139, 157, 278, 314, 695, 785, 1390, 1427, 1570, 2854, 7135, 14270, 21823, 43646, 109115, 198353, 218230, 224039, 396706, 448078, 991765, 1120195, 1983530, 2240390, 31141421, 62282842, 155707105, 311414210]

約数ペア:

[(1, 311414210), (2, 155707105), (5, 62282842), (10, 31141421), (139, 2240390), (157, 1983530), (278, 1120195), (314, 991765), (695, 448078), (785, 396706), (1390, 224039), (1427, 218230), (1570, 198353), (2854, 109115), (7135, 43646), (14270, 21823)]