28120410

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{10079}}^1$

素因数の和:10123

約数の個数: 48

約数和(自身を含む): 75479040

約数和(自身を除く): 47358630

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 279, 310, 465, 558, 930, 1395, 2790, 10079, 20158, 30237, 50395, 60474, 90711, 100790, 151185, 181422, 302370, 312449, 453555, 624898, 907110, 937347, 1562245, 1874694, 2812041, 3124490, 4686735, 5624082, 9373470, 14060205, 28120410]

約数ペア:

[(1, 28120410), (2, 14060205), (3, 9373470), (5, 5624082), (6, 4686735), (9, 3124490), (10, 2812041), (15, 1874694), (18, 1562245), (30, 937347), (31, 907110), (45, 624898), (62, 453555), (90, 312449), (93, 302370), (155, 181422), (186, 151185), (279, 100790), (310, 90711), (465, 60474), (558, 50395), (930, 30237), (1395, 20158), (2790, 10079)]