974403820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3747707}}^1$

素因数の和:3747729

約数の個数: 24

約数和(自身を含む): 2203652304

約数和(自身を除く): 1229248484

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 3747707, 7495414, 14990828, 18738535, 37477070, 48720191, 74954140, 97440382, 194880764, 243600955, 487201910, 974403820]

約数ペア:

[(1, 974403820), (2, 487201910), (4, 243600955), (5, 194880764), (10, 97440382), (13, 74954140), (20, 48720191), (26, 37477070), (52, 18738535), (65, 14990828), (130, 7495414), (260, 3747707)]