136432420

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{379}}^1\times {\mathrm{439}}^1$

素因数の和:868

約数の個数: 48

約数和(自身を含む): 294940800

約数和(自身を除く): 158508380

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 379, 410, 439, 758, 820, 878, 1516, 1756, 1895, 2195, 3790, 4390, 7580, 8780, 15539, 17999, 31078, 35998, 62156, 71996, 77695, 89995, 155390, 166381, 179990, 310780, 332762, 359980, 665524, 831905, 1663810, 3327620, 6821621, 13643242, 27286484, 34108105, 68216210, 136432420]

約数ペア:

[(1, 136432420), (2, 68216210), (4, 34108105), (5, 27286484), (10, 13643242), (20, 6821621), (41, 3327620), (82, 1663810), (164, 831905), (205, 665524), (379, 359980), (410, 332762), (439, 310780), (758, 179990), (820, 166381), (878, 155390), (1516, 89995), (1756, 77695), (1895, 71996), (2195, 62156), (3790, 35998), (4390, 31078), (7580, 17999), (8780, 15539)]