2270420

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1861}}^1$

素因数の和:1931

約数の個数: 24

約数和(自身を含む): 4848648

約数和(自身を除く): 2578228

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 1861, 3722, 7444, 9305, 18610, 37220, 113521, 227042, 454084, 567605, 1135210, 2270420]

約数ペア:

[(1, 2270420), (2, 1135210), (4, 567605), (5, 454084), (10, 227042), (20, 113521), (61, 37220), (122, 18610), (244, 9305), (305, 7444), (610, 3722), (1220, 1861)]