390336880

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{103813}}^1$

素因数の和:103873

約数の個数: 40

約数和(自身を含む): 926851392

約数和(自身を除く): 536514512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1880, 3760, 103813, 207626, 415252, 519065, 830504, 1038130, 1661008, 2076260, 4152520, 4879211, 8305040, 9758422, 19516844, 24396055, 39033688, 48792110, 78067376, 97584220, 195168440, 390336880]

約数ペア:

[(1, 390336880), (2, 195168440), (4, 97584220), (5, 78067376), (8, 48792110), (10, 39033688), (16, 24396055), (20, 19516844), (40, 9758422), (47, 8305040), (80, 4879211), (94, 4152520), (188, 2076260), (235, 1661008), (376, 1038130), (470, 830504), (752, 519065), (940, 415252), (1880, 207626), (3760, 103813)]