9821540

素因数分解:

$2^2\times 5^1\times {\mathrm{683}}^1\times {\mathrm{719}}^1$

素因数の和:1411

約数の個数: 24

約数和(自身を含む): 20684160

約数和(自身を除く): 10862620

約数列:

[1, 2, 4, 5, 10, 20, 683, 719, 1366, 1438, 2732, 2876, 3415, 3595, 6830, 7190, 13660, 14380, 491077, 982154, 1964308, 2455385, 4910770, 9821540]

約数ペア:

[(1, 9821540), (2, 4910770), (4, 2455385), (5, 1964308), (10, 982154), (20, 491077), (683, 14380), (719, 13660), (1366, 7190), (1438, 6830), (2732, 3595), (2876, 3415)]