20412580

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{60037}}^1$

素因数の和:60063

約数の個数: 24

約数和(自身を含む): 45388728

約数和(自身を除く): 24976148

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 60037, 120074, 240148, 300185, 600370, 1020629, 1200740, 2041258, 4082516, 5103145, 10206290, 20412580]

約数ペア:

[(1, 20412580), (2, 10206290), (4, 5103145), (5, 4082516), (10, 2041258), (17, 1200740), (20, 1020629), (34, 600370), (68, 300185), (85, 240148), (170, 120074), (340, 60037)]