30420020

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{14767}}^1$

素因数の和:14879

約数の個数: 24

約数和(自身を含む): 64506624

約数和(自身を除く): 34086604

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 14767, 29534, 59068, 73835, 147670, 295340, 1521001, 3042002, 6084004, 7605005, 15210010, 30420020]

約数ペア:

[(1, 30420020), (2, 15210010), (4, 7605005), (5, 6084004), (10, 3042002), (20, 1521001), (103, 295340), (206, 147670), (412, 73835), (515, 59068), (1030, 29534), (2060, 14767)]