139405220

素因数分解:

$2^2\times 5^1\times {\mathrm{673}}^1\times {\mathrm{10357}}^1$

素因数の和:11039

約数の個数: 24

約数和(自身を含む): 293214264

約数和(自身を除く): 153809044

約数列:

[1, 2, 4, 5, 10, 20, 673, 1346, 2692, 3365, 6730, 10357, 13460, 20714, 41428, 51785, 103570, 207140, 6970261, 13940522, 27881044, 34851305, 69702610, 139405220]

約数ペア:

[(1, 139405220), (2, 69702610), (4, 34851305), (5, 27881044), (10, 13940522), (20, 6970261), (673, 207140), (1346, 103570), (2692, 51785), (3365, 41428), (6730, 20714), (10357, 13460)]