4365980

素因数分解:

$2^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{521}}^1$

素因数の和:949

約数の個数: 24

約数和(自身を含む): 9208080

約数和(自身を除く): 4842100

約数列:

[1, 2, 4, 5, 10, 20, 419, 521, 838, 1042, 1676, 2084, 2095, 2605, 4190, 5210, 8380, 10420, 218299, 436598, 873196, 1091495, 2182990, 4365980]

約数ペア:

[(1, 4365980), (2, 2182990), (4, 1091495), (5, 873196), (10, 436598), (20, 218299), (419, 10420), (521, 8380), (838, 5210), (1042, 4190), (1676, 2605), (2084, 2095)]