9968488780

素因数分解:

$2^2\times 5^1\times {\mathrm{31891}}^1\times {\mathrm{15629}}^1$

素因数の和:47529

約数の個数: 24

約数和(自身を含む): 20935822320

約数和(自身を除く): 10967333540

約数列:

[1, 2, 4, 5, 10, 20, 15629, 31258, 31891, 62516, 63782, 78145, 127564, 156290, 159455, 312580, 318910, 637820, 498424439, 996848878, 1993697756, 2492122195, 4984244390, 9968488780]

約数ペア:

[(1, 9968488780), (2, 4984244390), (4, 2492122195), (5, 1993697756), (10, 996848878), (20, 498424439), (15629, 637820), (31258, 318910), (31891, 312580), (62516, 159455), (63782, 156290), (78145, 127564)]