190039780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1357427}}^1$

素因数の和:1357443

約数の個数: 24

約数和(自身を含む): 456095808

約数和(自身を除く): 266056028

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1357427, 2714854, 5429708, 6787135, 9501989, 13574270, 19003978, 27148540, 38007956, 47509945, 95019890, 190039780]

約数ペア:

[(1, 190039780), (2, 95019890), (4, 47509945), (5, 38007956), (7, 27148540), (10, 19003978), (14, 13574270), (20, 9501989), (28, 6787135), (35, 5429708), (70, 2714854), (140, 1357427)]