889242020

素因数分解:

$2^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{277}}^1\times {\mathrm{1063}}^1$

素因数の和:1500

約数の個数: 48

約数和(自身を含む): 1888336128

約数和(自身を除く): 999094108

約数列:

[1, 2, 4, 5, 10, 20, 151, 277, 302, 554, 604, 755, 1063, 1108, 1385, 1510, 2126, 2770, 3020, 4252, 5315, 5540, 10630, 21260, 41827, 83654, 160513, 167308, 209135, 294451, 321026, 418270, 588902, 642052, 802565, 836540, 1177804, 1472255, 1605130, 2944510, 3210260, 5889020, 44462101, 88924202, 177848404, 222310505, 444621010, 889242020]

約数ペア:

[(1, 889242020), (2, 444621010), (4, 222310505), (5, 177848404), (10, 88924202), (20, 44462101), (151, 5889020), (277, 3210260), (302, 2944510), (554, 1605130), (604, 1472255), (755, 1177804), (1063, 836540), (1108, 802565), (1385, 642052), (1510, 588902), (2126, 418270), (2770, 321026), (3020, 294451), (4252, 209135), (5315, 167308), (5540, 160513), (10630, 83654), (21260, 41827)]