206544003880

素因数分解:

$2^3\times 5^1\times {\mathrm{1321}}^1\times {\mathrm{3908857}}^1$

素因数の和:3910189

約数の個数: 32

約数和(自身を含む): 465075924840

約数和(自身を除く): 258531920960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1321, 2642, 5284, 6605, 10568, 13210, 26420, 52840, 3908857, 7817714, 15635428, 19544285, 31270856, 39088570, 78177140, 156354280, 5163600097, 10327200194, 20654400388, 25818000485, 41308800776, 51636000970, 103272001940, 206544003880]

約数ペア:

[(1, 206544003880), (2, 103272001940), (4, 51636000970), (5, 41308800776), (8, 25818000485), (10, 20654400388), (20, 10327200194), (40, 5163600097), (1321, 156354280), (2642, 78177140), (5284, 39088570), (6605, 31270856), (10568, 19544285), (13210, 15635428), (26420, 7817714), (52840, 3908857)]