22618820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{161563}}^1$

素因数の和:161579

約数の個数: 24

約数和(自身を含む): 54285504

約数和(自身を除く): 31666684

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 161563, 323126, 646252, 807815, 1130941, 1615630, 2261882, 3231260, 4523764, 5654705, 11309410, 22618820]

約数ペア:

[(1, 22618820), (2, 11309410), (4, 5654705), (5, 4523764), (7, 3231260), (10, 2261882), (14, 1615630), (20, 1130941), (28, 807815), (35, 646252), (70, 323126), (140, 161563)]