13167140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{577}}^1$

素因数の和:756

約数の個数: 48

約数和(自身を含む): 31850112

約数和(自身を除く): 18682972

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 163, 326, 577, 652, 815, 1141, 1154, 1630, 2282, 2308, 2885, 3260, 4039, 4564, 5705, 5770, 8078, 11410, 11540, 16156, 20195, 22820, 40390, 80780, 94051, 188102, 376204, 470255, 658357, 940510, 1316714, 1881020, 2633428, 3291785, 6583570, 13167140]

約数ペア:

[(1, 13167140), (2, 6583570), (4, 3291785), (5, 2633428), (7, 1881020), (10, 1316714), (14, 940510), (20, 658357), (28, 470255), (35, 376204), (70, 188102), (140, 94051), (163, 80780), (326, 40390), (577, 22820), (652, 20195), (815, 16156), (1141, 11540), (1154, 11410), (1630, 8078), (2282, 5770), (2308, 5705), (2885, 4564), (3260, 4039)]