64840740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1080679}}^1$

素因数の和:1080691

約数の個数: 24

約数和(自身を含む): 181554240

約数和(自身を除く): 116713500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1080679, 2161358, 3242037, 4322716, 5403395, 6484074, 10806790, 12968148, 16210185, 21613580, 32420370, 64840740]

約数ペア:

[(1, 64840740), (2, 32420370), (3, 21613580), (4, 16210185), (5, 12968148), (6, 10806790), (10, 6484074), (12, 5403395), (15, 4322716), (20, 3242037), (30, 2161358), (60, 1080679)]