420018872

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{576949}}^1$

素因数の和:576975

約数の個数: 32

約数和(自身を含む): 969276000

約数和(自身を除く): 549257128

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 576949, 1153898, 2307796, 4038643, 4615592, 7500337, 8077286, 15000674, 16154572, 30001348, 32309144, 52502359, 60002696, 105004718, 210009436, 420018872]

約数ペア:

[(1, 420018872), (2, 210009436), (4, 105004718), (7, 60002696), (8, 52502359), (13, 32309144), (14, 30001348), (26, 16154572), (28, 15000674), (52, 8077286), (56, 7500337), (91, 4615592), (104, 4038643), (182, 2307796), (364, 1153898), (728, 576949)]