12911780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{92227}}^1$

素因数の和:92243

約数の個数: 24

約数和(自身を含む): 30988608

約数和(自身を除く): 18076828

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 92227, 184454, 368908, 461135, 645589, 922270, 1291178, 1844540, 2582356, 3227945, 6455890, 12911780]

約数ペア:

[(1, 12911780), (2, 6455890), (4, 3227945), (5, 2582356), (7, 1844540), (10, 1291178), (14, 922270), (20, 645589), (28, 461135), (35, 368908), (70, 184454), (140, 92227)]