20808112060

素因数分解:

$2^2\times 5^1\times {\mathrm{4021}}^1\times {\mathrm{258743}}^1$

素因数の和:262773

約数の個数: 24

約数和(自身を含む): 43708071456

約数和(自身を除く): 22899959396

約数列:

[1, 2, 4, 5, 10, 20, 4021, 8042, 16084, 20105, 40210, 80420, 258743, 517486, 1034972, 1293715, 2587430, 5174860, 1040405603, 2080811206, 4161622412, 5202028015, 10404056030, 20808112060]

約数ペア:

[(1, 20808112060), (2, 10404056030), (4, 5202028015), (5, 4161622412), (10, 2080811206), (20, 1040405603), (4021, 5174860), (8042, 2587430), (16084, 1293715), (20105, 1034972), (40210, 517486), (80420, 258743)]