2020218954920

素因数分解:

$2^3\times 5^1\times {\mathrm{569}}^1\times {\mathrm{88761817}}^1$

素因数の和:88762397

約数の個数: 32

約数和(自身を含む): 4553481263400

約数和(自身を除く): 2533262308480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 569, 1138, 2276, 2845, 4552, 5690, 11380, 22760, 88761817, 177523634, 355047268, 443809085, 710094536, 887618170, 1775236340, 3550472680, 50505473873, 101010947746, 202021895492, 252527369365, 404043790984, 505054738730, 1010109477460, 2020218954920]

約数ペア:

[(1, 2020218954920), (2, 1010109477460), (4, 505054738730), (5, 404043790984), (8, 252527369365), (10, 202021895492), (20, 101010947746), (40, 50505473873), (569, 3550472680), (1138, 1775236340), (2276, 887618170), (2845, 710094536), (4552, 443809085), (5690, 355047268), (11380, 177523634), (22760, 88761817)]