1640208540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{27336809}}^1$

素因数の和:27336821

約数の個数: 24

約数和(自身を含む): 4592584080

約数和(自身を除く): 2952375540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 27336809, 54673618, 82010427, 109347236, 136684045, 164020854, 273368090, 328041708, 410052135, 546736180, 820104270, 1640208540]

約数ペア:

[(1, 1640208540), (2, 820104270), (3, 546736180), (4, 410052135), (5, 328041708), (6, 273368090), (10, 164020854), (12, 136684045), (15, 109347236), (20, 82010427), (30, 54673618), (60, 27336809)]