20010830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{487}}^1\times {\mathrm{587}}^1$

素因数の和:1088

約数の個数: 32

約数和(自身を含む): 41319936

約数和(自身を除く): 21309106

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 487, 587, 974, 1174, 2435, 2935, 3409, 4109, 4870, 5870, 6818, 8218, 17045, 20545, 34090, 41090, 285869, 571738, 1429345, 2001083, 2858690, 4002166, 10005415, 20010830]

約数ペア:

[(1, 20010830), (2, 10005415), (5, 4002166), (7, 2858690), (10, 2001083), (14, 1429345), (35, 571738), (70, 285869), (487, 41090), (587, 34090), (974, 20545), (1174, 17045), (2435, 8218), (2935, 6818), (3409, 5870), (4109, 4870)]