31437320

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{34171}}^1$

素因数の和:34205

約数の個数: 32

約数和(自身を含む): 73811520

約数和(自身を除く): 42374200

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 34171, 68342, 136684, 170855, 273368, 341710, 683420, 785933, 1366840, 1571866, 3143732, 3929665, 6287464, 7859330, 15718660, 31437320]

約数ペア:

[(1, 31437320), (2, 15718660), (4, 7859330), (5, 6287464), (8, 3929665), (10, 3143732), (20, 1571866), (23, 1366840), (40, 785933), (46, 683420), (92, 341710), (115, 273368), (184, 170855), (230, 136684), (460, 68342), (920, 34171)]