20863530

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{10079}}^1$

素因数の和:10115

約数の個数: 48

約数和(自身を含む): 56609280

約数和(自身を除く): 35745750

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 90, 115, 138, 207, 230, 345, 414, 690, 1035, 2070, 10079, 20158, 30237, 50395, 60474, 90711, 100790, 151185, 181422, 231817, 302370, 453555, 463634, 695451, 907110, 1159085, 1390902, 2086353, 2318170, 3477255, 4172706, 6954510, 10431765, 20863530]

約数ペア:

[(1, 20863530), (2, 10431765), (3, 6954510), (5, 4172706), (6, 3477255), (9, 2318170), (10, 2086353), (15, 1390902), (18, 1159085), (23, 907110), (30, 695451), (45, 463634), (46, 453555), (69, 302370), (90, 231817), (115, 181422), (138, 151185), (207, 100790), (230, 90711), (345, 60474), (414, 50395), (690, 30237), (1035, 20158), (2070, 10079)]