9540980

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{6719}}^1$

素因数の和:6799

約数の個数: 24

約数和(自身を含む): 20321280

約数和(自身を除く): 10780300

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 6719, 13438, 26876, 33595, 67190, 134380, 477049, 954098, 1908196, 2385245, 4770490, 9540980]

約数ペア:

[(1, 9540980), (2, 4770490), (4, 2385245), (5, 1908196), (10, 954098), (20, 477049), (71, 134380), (142, 67190), (284, 33595), (355, 26876), (710, 13438), (1420, 6719)]