2021507240

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{692297}}^1$

素因数の和:692381

約数の個数: 32

約数和(自身を含む): 4610704680

約数和(自身を除く): 2589197440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 692297, 1384594, 2769188, 3461485, 5538376, 6922970, 13845940, 27691880, 50537681, 101075362, 202150724, 252688405, 404301448, 505376810, 1010753620, 2021507240]

約数ペア:

[(1, 2021507240), (2, 1010753620), (4, 505376810), (5, 404301448), (8, 252688405), (10, 202150724), (20, 101075362), (40, 50537681), (73, 27691880), (146, 13845940), (292, 6922970), (365, 5538376), (584, 3461485), (730, 2769188), (1460, 1384594), (2920, 692297)]