7897520

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{5807}}^1$

素因数の和:5837

約数の個数: 40

約数和(自身を含む): 19445184

約数和(自身を除く): 11547664

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 5807, 11614, 23228, 29035, 46456, 58070, 92912, 98719, 116140, 197438, 232280, 394876, 464560, 493595, 789752, 987190, 1579504, 1974380, 3948760, 7897520]

約数ペア:

[(1, 7897520), (2, 3948760), (4, 1974380), (5, 1579504), (8, 987190), (10, 789752), (16, 493595), (17, 464560), (20, 394876), (34, 232280), (40, 197438), (68, 116140), (80, 98719), (85, 92912), (136, 58070), (170, 46456), (272, 29035), (340, 23228), (680, 11614), (1360, 5807)]