31053820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{221813}}^1$

素因数の和:221829

約数の個数: 24

約数和(自身を含む): 74529504

約数和(自身を除く): 43475684

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 221813, 443626, 887252, 1109065, 1552691, 2218130, 3105382, 4436260, 6210764, 7763455, 15526910, 31053820]

約数ペア:

[(1, 31053820), (2, 15526910), (4, 7763455), (5, 6210764), (7, 4436260), (10, 3105382), (14, 2218130), (20, 1552691), (28, 1109065), (35, 887252), (70, 443626), (140, 221813)]