131422480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{234683}}^1$

素因数の和:234703

約数の個数: 40

約数和(自身を含む): 349209792

約数和(自身を除く): 217787312

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 234683, 469366, 938732, 1173415, 1642781, 1877464, 2346830, 3285562, 3754928, 4693660, 6571124, 8213905, 9387320, 13142248, 16427810, 18774640, 26284496, 32855620, 65711240, 131422480]

約数ペア:

[(1, 131422480), (2, 65711240), (4, 32855620), (5, 26284496), (7, 18774640), (8, 16427810), (10, 13142248), (14, 9387320), (16, 8213905), (20, 6571124), (28, 4693660), (35, 3754928), (40, 3285562), (56, 2346830), (70, 1877464), (80, 1642781), (112, 1173415), (140, 938732), (280, 469366), (560, 234683)]