992720

素因数分解:

$2^4\times 5^1\times {\mathrm{12409}}^1$

素因数の和:12422

約数の個数: 20

約数和(自身を含む): 2308260

約数和(自身を除く): 1315540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 12409, 24818, 49636, 62045, 99272, 124090, 198544, 248180, 496360, 992720]

約数ペア:

[(1, 992720), (2, 496360), (4, 248180), (5, 198544), (8, 124090), (10, 99272), (16, 62045), (20, 49636), (40, 24818), (80, 12409)]