439738040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1570493}}^1$

素因数の和:1570511

約数の個数: 32

約数和(自身を含む): 1130755680

約数和(自身を除く): 691017640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1570493, 3140986, 6281972, 7852465, 10993451, 12563944, 15704930, 21986902, 31409860, 43973804, 54967255, 62819720, 87947608, 109934510, 219869020, 439738040]

約数ペア:

[(1, 439738040), (2, 219869020), (4, 109934510), (5, 87947608), (7, 62819720), (8, 54967255), (10, 43973804), (14, 31409860), (20, 21986902), (28, 15704930), (35, 12563944), (40, 10993451), (56, 7852465), (70, 6281972), (140, 3140986), (280, 1570493)]