31375820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{224113}}^1$

素因数の和:224129

約数の個数: 24

約数和(自身を含む): 75302304

約数和(自身を除く): 43926484

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 224113, 448226, 896452, 1120565, 1568791, 2241130, 3137582, 4482260, 6275164, 7843955, 15687910, 31375820]

約数ペア:

[(1, 31375820), (2, 15687910), (4, 7843955), (5, 6275164), (7, 4482260), (10, 3137582), (14, 2241130), (20, 1568791), (28, 1120565), (35, 896452), (70, 448226), (140, 224113)]