20034980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{143107}}^1$

素因数の和:143123

約数の個数: 24

約数和(自身を含む): 48084288

約数和(自身を除く): 28049308

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 143107, 286214, 572428, 715535, 1001749, 1431070, 2003498, 2862140, 4006996, 5008745, 10017490, 20034980]

約数ペア:

[(1, 20034980), (2, 10017490), (4, 5008745), (5, 4006996), (7, 2862140), (10, 2003498), (14, 1431070), (20, 1001749), (28, 715535), (35, 572428), (70, 286214), (140, 143107)]