19210180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{3011}}^1$

素因数の和:3060

約数の個数: 48

約数和(自身を含む): 45541440

約数和(自身を除く): 26331260

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 220, 290, 319, 580, 638, 1276, 1595, 3011, 3190, 6022, 6380, 12044, 15055, 30110, 33121, 60220, 66242, 87319, 132484, 165605, 174638, 331210, 349276, 436595, 662420, 873190, 960509, 1746380, 1921018, 3842036, 4802545, 9605090, 19210180]

約数ペア:

[(1, 19210180), (2, 9605090), (4, 4802545), (5, 3842036), (10, 1921018), (11, 1746380), (20, 960509), (22, 873190), (29, 662420), (44, 436595), (55, 349276), (58, 331210), (110, 174638), (116, 165605), (145, 132484), (220, 87319), (290, 66242), (319, 60220), (580, 33121), (638, 30110), (1276, 15055), (1595, 12044), (3011, 6380), (3190, 6022)]