12229840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{21839}}^1$

素因数の和:21859

約数の個数: 40

約数和(自身を含む): 32497920

約数和(自身を除く): 20268080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 21839, 43678, 87356, 109195, 152873, 174712, 218390, 305746, 349424, 436780, 611492, 764365, 873560, 1222984, 1528730, 1747120, 2445968, 3057460, 6114920, 12229840]

約数ペア:

[(1, 12229840), (2, 6114920), (4, 3057460), (5, 2445968), (7, 1747120), (8, 1528730), (10, 1222984), (14, 873560), (16, 764365), (20, 611492), (28, 436780), (35, 349424), (40, 305746), (56, 218390), (70, 174712), (80, 152873), (112, 109195), (140, 87356), (280, 43678), (560, 21839)]