188478220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1346273}}^1$

素因数の和:1346289

約数の個数: 24

約数和(自身を含む): 452348064

約数和(自身を除く): 263869844

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1346273, 2692546, 5385092, 6731365, 9423911, 13462730, 18847822, 26925460, 37695644, 47119555, 94239110, 188478220]

約数ペア:

[(1, 188478220), (2, 94239110), (4, 47119555), (5, 37695644), (7, 26925460), (10, 18847822), (14, 13462730), (20, 9423911), (28, 6731365), (35, 5385092), (70, 2692546), (140, 1346273)]