42900340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{306431}}^1$

素因数の和:306447

約数の個数: 24

約数和(自身を含む): 102961152

約数和(自身を除く): 60060812

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 306431, 612862, 1225724, 1532155, 2145017, 3064310, 4290034, 6128620, 8580068, 10725085, 21450170, 42900340]

約数ペア:

[(1, 42900340), (2, 21450170), (4, 10725085), (5, 8580068), (7, 6128620), (10, 4290034), (14, 3064310), (20, 2145017), (28, 1532155), (35, 1225724), (70, 612862), (140, 306431)]