9499820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1489}}^1$

素因数の和:1538

約数の個数: 48

約数和(自身を含む): 22528800

約数和(自身を除く): 13028980

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 220, 290, 319, 580, 638, 1276, 1489, 1595, 2978, 3190, 5956, 6380, 7445, 14890, 16379, 29780, 32758, 43181, 65516, 81895, 86362, 163790, 172724, 215905, 327580, 431810, 474991, 863620, 949982, 1899964, 2374955, 4749910, 9499820]

約数ペア:

[(1, 9499820), (2, 4749910), (4, 2374955), (5, 1899964), (10, 949982), (11, 863620), (20, 474991), (22, 431810), (29, 327580), (44, 215905), (55, 172724), (58, 163790), (110, 86362), (116, 81895), (145, 65516), (220, 43181), (290, 32758), (319, 29780), (580, 16379), (638, 14890), (1276, 7445), (1489, 6380), (1595, 5956), (2978, 3190)]