840080668

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1579099}}^1$

素因数の和:1579129

約数の個数: 24

約数和(自身を含む): 1768592000

約数和(自身を除く): 928511332

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 1579099, 3158198, 6316396, 11053693, 22107386, 30002881, 44214772, 60005762, 120011524, 210020167, 420040334, 840080668]

約数ペア:

[(1, 840080668), (2, 420040334), (4, 210020167), (7, 120011524), (14, 60005762), (19, 44214772), (28, 30002881), (38, 22107386), (76, 11053693), (133, 6316396), (266, 3158198), (532, 1579099)]