12153520

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3533}}^1$

素因数の和:3589

約数の個数: 40

約数和(自身を含む): 28922256

約数和(自身を除く): 16768736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 3533, 7066, 14132, 17665, 28264, 35330, 56528, 70660, 141320, 151919, 282640, 303838, 607676, 759595, 1215352, 1519190, 2430704, 3038380, 6076760, 12153520]

約数ペア:

[(1, 12153520), (2, 6076760), (4, 3038380), (5, 2430704), (8, 1519190), (10, 1215352), (16, 759595), (20, 607676), (40, 303838), (43, 282640), (80, 151919), (86, 141320), (172, 70660), (215, 56528), (344, 35330), (430, 28264), (688, 17665), (860, 14132), (1720, 7066), (3440, 3533)]