12793240

素因数分解:

$2^3\times 5^1\times {\mathrm{319831}}^1$

素因数の和:319842

約数の個数: 16

約数和(自身を含む): 28784880

約数和(自身を除く): 15991640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 319831, 639662, 1279324, 1599155, 2558648, 3198310, 6396620, 12793240]

約数ペア:

[(1, 12793240), (2, 6396620), (4, 3198310), (5, 2558648), (8, 1599155), (10, 1279324), (20, 639662), (40, 319831)]