89590460

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{191}}^1\times {\mathrm{499}}^1$

素因数の和:746

約数の個数: 48

約数和(自身を含む): 193536000

約数和(自身を除く): 103945540

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 191, 235, 382, 470, 499, 764, 940, 955, 998, 1910, 1996, 2495, 3820, 4990, 8977, 9980, 17954, 23453, 35908, 44885, 46906, 89770, 93812, 95309, 117265, 179540, 190618, 234530, 381236, 469060, 476545, 953090, 1906180, 4479523, 8959046, 17918092, 22397615, 44795230, 89590460]

約数ペア:

[(1, 89590460), (2, 44795230), (4, 22397615), (5, 17918092), (10, 8959046), (20, 4479523), (47, 1906180), (94, 953090), (188, 476545), (191, 469060), (235, 381236), (382, 234530), (470, 190618), (499, 179540), (764, 117265), (940, 95309), (955, 93812), (998, 89770), (1910, 46906), (1996, 44885), (2495, 35908), (3820, 23453), (4990, 17954), (8977, 9980)]