1898380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{8629}}^1$

素因数の和:8649

約数の個数: 24

約数和(自身を含む): 4349520

約数和(自身を除く): 2451140

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 8629, 17258, 34516, 43145, 86290, 94919, 172580, 189838, 379676, 474595, 949190, 1898380]

約数ペア:

[(1, 1898380), (2, 949190), (4, 474595), (5, 379676), (10, 189838), (11, 172580), (20, 94919), (22, 86290), (44, 43145), (55, 34516), (110, 17258), (220, 8629)]