20435880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{170299}}^1$

素因数の和:170313

約数の個数: 32

約数和(自身を含む): 61308000

約数和(自身を除く): 40872120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 170299, 340598, 510897, 681196, 851495, 1021794, 1362392, 1702990, 2043588, 2554485, 3405980, 4087176, 5108970, 6811960, 10217940, 20435880]

約数ペア:

[(1, 20435880), (2, 10217940), (3, 6811960), (4, 5108970), (5, 4087176), (6, 3405980), (8, 2554485), (10, 2043588), (12, 1702990), (15, 1362392), (20, 1021794), (24, 851495), (30, 681196), (40, 510897), (60, 340598), (120, 170299)]