6429740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{18911}}^1$

素因数の和:18937

約数の個数: 24

約数和(自身を含む): 14297472

約数和(自身を除く): 7867732

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 18911, 37822, 75644, 94555, 189110, 321487, 378220, 642974, 1285948, 1607435, 3214870, 6429740]

約数ペア:

[(1, 6429740), (2, 3214870), (4, 1607435), (5, 1285948), (10, 642974), (17, 378220), (20, 321487), (34, 189110), (68, 94555), (85, 75644), (170, 37822), (340, 18911)]