21202080

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{44171}}^1$

素因数の和:44189

約数の個数: 48

約数和(自身を含む): 66788064

約数和(自身を除く): 45585984

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 44171, 88342, 132513, 176684, 220855, 265026, 353368, 441710, 530052, 662565, 706736, 883420, 1060104, 1325130, 1413472, 1766840, 2120208, 2650260, 3533680, 4240416, 5300520, 7067360, 10601040, 21202080]

約数ペア:

[(1, 21202080), (2, 10601040), (3, 7067360), (4, 5300520), (5, 4240416), (6, 3533680), (8, 2650260), (10, 2120208), (12, 1766840), (15, 1413472), (16, 1325130), (20, 1060104), (24, 883420), (30, 706736), (32, 662565), (40, 530052), (48, 441710), (60, 353368), (80, 265026), (96, 220855), (120, 176684), (160, 132513), (240, 88342), (480, 44171)]