42472660

素因数分解:

$2^2\times 5^1\times {\mathrm{641}}^1\times {\mathrm{3313}}^1$

素因数の和:3963

約数の個数: 24

約数和(自身を含む): 89358696

約数和(自身を除く): 46886036

約数列:

[1, 2, 4, 5, 10, 20, 641, 1282, 2564, 3205, 3313, 6410, 6626, 12820, 13252, 16565, 33130, 66260, 2123633, 4247266, 8494532, 10618165, 21236330, 42472660]

約数ペア:

[(1, 42472660), (2, 21236330), (4, 10618165), (5, 8494532), (10, 4247266), (20, 2123633), (641, 66260), (1282, 33130), (2564, 16565), (3205, 13252), (3313, 12820), (6410, 6626)]