20767030

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{809}}^1$

素因数の和:984

約数の個数: 32

約数和(自身を含む): 39890880

約数和(自身を除く): 19123850

約数列:

[1, 2, 5, 10, 17, 34, 85, 151, 170, 302, 755, 809, 1510, 1618, 2567, 4045, 5134, 8090, 12835, 13753, 25670, 27506, 68765, 122159, 137530, 244318, 610795, 1221590, 2076703, 4153406, 10383515, 20767030]

約数ペア:

[(1, 20767030), (2, 10383515), (5, 4153406), (10, 2076703), (17, 1221590), (34, 610795), (85, 244318), (151, 137530), (170, 122159), (302, 68765), (755, 27506), (809, 25670), (1510, 13753), (1618, 12835), (2567, 8090), (4045, 5134)]