1491286460

素因数分解:

$2^2\times 5^1\times {\mathrm{1213}}^1\times {\mathrm{61471}}^1$

素因数の和:62693

約数の個数: 24

約数和(自身を含む): 3134334336

約数和(自身を除く): 1643047876

約数列:

[1, 2, 4, 5, 10, 20, 1213, 2426, 4852, 6065, 12130, 24260, 61471, 122942, 245884, 307355, 614710, 1229420, 74564323, 149128646, 298257292, 372821615, 745643230, 1491286460]

約数ペア:

[(1, 1491286460), (2, 745643230), (4, 372821615), (5, 298257292), (10, 149128646), (20, 74564323), (1213, 1229420), (2426, 614710), (4852, 307355), (6065, 245884), (12130, 122942), (24260, 61471)]