2150680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{7681}}^1$

素因数の和:7699

約数の個数: 32

約数和(自身を含む): 5531040

約数和(自身を除く): 3380360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 7681, 15362, 30724, 38405, 53767, 61448, 76810, 107534, 153620, 215068, 268835, 307240, 430136, 537670, 1075340, 2150680]

約数ペア:

[(1, 2150680), (2, 1075340), (4, 537670), (5, 430136), (7, 307240), (8, 268835), (10, 215068), (14, 153620), (20, 107534), (28, 76810), (35, 61448), (40, 53767), (56, 38405), (70, 30724), (140, 15362), (280, 7681)]