1372460

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{421}}^1$

素因数の和:593

約数の個数: 24

約数和(自身を含む): 2906736

約数和(自身を除く): 1534276

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 421, 652, 815, 842, 1630, 1684, 2105, 3260, 4210, 8420, 68623, 137246, 274492, 343115, 686230, 1372460]

約数ペア:

[(1, 1372460), (2, 686230), (4, 343115), (5, 274492), (10, 137246), (20, 68623), (163, 8420), (326, 4210), (421, 3260), (652, 2105), (815, 1684), (842, 1630)]