64602940

素因数分解:

$2^2\times 5^1\times {\mathrm{571}}^1\times {\mathrm{5657}}^1$

素因数の和:6237

約数の個数: 24

約数和(自身を含む): 135927792

約数和(自身を除く): 71324852

約数列:

[1, 2, 4, 5, 10, 20, 571, 1142, 2284, 2855, 5657, 5710, 11314, 11420, 22628, 28285, 56570, 113140, 3230147, 6460294, 12920588, 16150735, 32301470, 64602940]

約数ペア:

[(1, 64602940), (2, 32301470), (4, 16150735), (5, 12920588), (10, 6460294), (20, 3230147), (571, 113140), (1142, 56570), (2284, 28285), (2855, 22628), (5657, 11420), (5710, 11314)]