1538220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{827}}^1$

素因数の和:870

約数の個数: 48

約数和(自身を含む): 4451328

約数和(自身を除く): 2913108

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 827, 930, 1654, 1860, 2481, 3308, 4135, 4962, 8270, 9924, 12405, 16540, 24810, 25637, 49620, 51274, 76911, 102548, 128185, 153822, 256370, 307644, 384555, 512740, 769110, 1538220]

約数ペア:

[(1, 1538220), (2, 769110), (3, 512740), (4, 384555), (5, 307644), (6, 256370), (10, 153822), (12, 128185), (15, 102548), (20, 76911), (30, 51274), (31, 49620), (60, 25637), (62, 24810), (93, 16540), (124, 12405), (155, 9924), (186, 8270), (310, 4962), (372, 4135), (465, 3308), (620, 2481), (827, 1860), (930, 1654)]