28606640

素因数分解:

$2^4\times 5^1\times {\mathrm{357583}}^1$

素因数の和:357596

約数の個数: 20

約数和(自身を含む): 66510624

約数和(自身を除く): 37903984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 357583, 715166, 1430332, 1787915, 2860664, 3575830, 5721328, 7151660, 14303320, 28606640]

約数ペア:

[(1, 28606640), (2, 14303320), (4, 7151660), (5, 5721328), (8, 3575830), (10, 2860664), (16, 1787915), (20, 1430332), (40, 715166), (80, 357583)]