28613360

素因数分解:

$2^4\times 5^1\times {\mathrm{357667}}^1$

素因数の和:357680

約数の個数: 20

約数和(自身を含む): 66526248

約数和(自身を除く): 37912888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 357667, 715334, 1430668, 1788335, 2861336, 3576670, 5722672, 7153340, 14306680, 28613360]

約数ペア:

[(1, 28613360), (2, 14306680), (4, 7153340), (5, 5722672), (8, 3576670), (10, 2861336), (16, 1788335), (20, 1430668), (40, 715334), (80, 357667)]