1651460

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1163}}^1$

素因数の和:1243

約数の個数: 24

約数和(自身を含む): 3519936

約数和(自身を除く): 1868476

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1163, 1420, 2326, 4652, 5815, 11630, 23260, 82573, 165146, 330292, 412865, 825730, 1651460]

約数ペア:

[(1, 1651460), (2, 825730), (4, 412865), (5, 330292), (10, 165146), (20, 82573), (71, 23260), (142, 11630), (284, 5815), (355, 4652), (710, 2326), (1163, 1420)]