30638480

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{9341}}^1$

素因数の和:9395

約数の個数: 40

約数和(自身を含む): 72979704

約数和(自身を除く): 42341224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 9341, 18682, 37364, 46705, 74728, 93410, 149456, 186820, 373640, 382981, 747280, 765962, 1531924, 1914905, 3063848, 3829810, 6127696, 7659620, 15319240, 30638480]

約数ペア:

[(1, 30638480), (2, 15319240), (4, 7659620), (5, 6127696), (8, 3829810), (10, 3063848), (16, 1914905), (20, 1531924), (40, 765962), (41, 747280), (80, 382981), (82, 373640), (164, 186820), (205, 149456), (328, 93410), (410, 74728), (656, 46705), (820, 37364), (1640, 18682), (3280, 9341)]