2022797080

素因数分解:

$2^3\times 5^1\times {\mathrm{2731}}^1\times {\mathrm{18517}}^1$

素因数の和:21259

約数の個数: 32

約数和(自身を含む): 4553205840

約数和(自身を除く): 2530408760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2731, 5462, 10924, 13655, 18517, 21848, 27310, 37034, 54620, 74068, 92585, 109240, 148136, 185170, 370340, 740680, 50569927, 101139854, 202279708, 252849635, 404559416, 505699270, 1011398540, 2022797080]

約数ペア:

[(1, 2022797080), (2, 1011398540), (4, 505699270), (5, 404559416), (8, 252849635), (10, 202279708), (20, 101139854), (40, 50569927), (2731, 740680), (5462, 370340), (10924, 185170), (13655, 148136), (18517, 109240), (21848, 92585), (27310, 74068), (37034, 54620)]