289611910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{37957}}^1$

素因数の和:38080

約数の個数: 32

約数和(自身を含む): 601254720

約数和(自身を除く): 311642810

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 109, 218, 545, 763, 1090, 1526, 3815, 7630, 37957, 75914, 189785, 265699, 379570, 531398, 1328495, 2656990, 4137313, 8274626, 20686565, 28961191, 41373130, 57922382, 144805955, 289611910]

約数ペア:

[(1, 289611910), (2, 144805955), (5, 57922382), (7, 41373130), (10, 28961191), (14, 20686565), (35, 8274626), (70, 4137313), (109, 2656990), (218, 1328495), (545, 531398), (763, 379570), (1090, 265699), (1526, 189785), (3815, 75914), (7630, 37957)]