31095820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{222113}}^1$

素因数の和:222129

約数の個数: 24

約数和(自身を含む): 74630304

約数和(自身を除く): 43534484

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 222113, 444226, 888452, 1110565, 1554791, 2221130, 3109582, 4442260, 6219164, 7773955, 15547910, 31095820]

約数ペア:

[(1, 31095820), (2, 15547910), (4, 7773955), (5, 6219164), (7, 4442260), (10, 3109582), (14, 2221130), (20, 1554791), (28, 1110565), (35, 888452), (70, 444226), (140, 222113)]