78874460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{11987}}^1$

素因数の和:12050

約数の個数: 48

約数和(自身を含む): 193342464

約数和(自身を除く): 114468004

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 470, 658, 940, 1316, 1645, 3290, 6580, 11987, 23974, 47948, 59935, 83909, 119870, 167818, 239740, 335636, 419545, 563389, 839090, 1126778, 1678180, 2253556, 2816945, 3943723, 5633890, 7887446, 11267780, 15774892, 19718615, 39437230, 78874460]

約数ペア:

[(1, 78874460), (2, 39437230), (4, 19718615), (5, 15774892), (7, 11267780), (10, 7887446), (14, 5633890), (20, 3943723), (28, 2816945), (35, 2253556), (47, 1678180), (70, 1126778), (94, 839090), (140, 563389), (188, 419545), (235, 335636), (329, 239740), (470, 167818), (658, 119870), (940, 83909), (1316, 59935), (1645, 47948), (3290, 23974), (6580, 11987)]