390830450

素因数分解:

$2^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{190649}}^1$

素因数の和:190702

約数の個数: 24

約数和(自身を含む): 744678900

約数和(自身を除く): 353848450

約数列:

[1, 2, 5, 10, 25, 41, 50, 82, 205, 410, 1025, 2050, 190649, 381298, 953245, 1906490, 4766225, 7816609, 9532450, 15633218, 39083045, 78166090, 195415225, 390830450]

約数ペア:

[(1, 390830450), (2, 195415225), (5, 78166090), (10, 39083045), (25, 15633218), (41, 9532450), (50, 7816609), (82, 4766225), (205, 1906490), (410, 953245), (1025, 381298), (2050, 190649)]