20175880030

素因数分解:

$2^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{12850879}}^1$

素因数の和:12851043

約数の個数: 16

約数和(自身を含む): 36547902720

約数和(自身を除く): 16372022690

約数列:

[1, 2, 5, 10, 157, 314, 785, 1570, 12850879, 25701758, 64254395, 128508790, 2017588003, 4035176006, 10087940015, 20175880030]

約数ペア:

[(1, 20175880030), (2, 10087940015), (5, 4035176006), (10, 2017588003), (157, 128508790), (314, 64254395), (785, 25701758), (1570, 12850879)]