3490420

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2861}}^1$

素因数の和:2931

約数の個数: 24

約数和(自身を含む): 7452648

約数和(自身を除く): 3962228

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 2861, 5722, 11444, 14305, 28610, 57220, 174521, 349042, 698084, 872605, 1745210, 3490420]

約数ペア:

[(1, 3490420), (2, 1745210), (4, 872605), (5, 698084), (10, 349042), (20, 174521), (61, 57220), (122, 28610), (244, 14305), (305, 11444), (610, 5722), (1220, 2861)]