804397480

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{313}}^1\times {\mathrm{1367}}^1$

素因数の和:1738

約数の個数: 64

約数和(自身を含む): 1855664640

約数和(自身を除く): 1051267160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 313, 376, 470, 626, 940, 1252, 1367, 1565, 1880, 2504, 2734, 3130, 5468, 6260, 6835, 10936, 12520, 13670, 14711, 27340, 29422, 54680, 58844, 64249, 73555, 117688, 128498, 147110, 256996, 294220, 321245, 427871, 513992, 588440, 642490, 855742, 1284980, 1711484, 2139355, 2569960, 3422968, 4278710, 8557420, 17114840, 20109937, 40219874, 80439748, 100549685, 160879496, 201099370, 402198740, 804397480]

約数ペア:

[(1, 804397480), (2, 402198740), (4, 201099370), (5, 160879496), (8, 100549685), (10, 80439748), (20, 40219874), (40, 20109937), (47, 17114840), (94, 8557420), (188, 4278710), (235, 3422968), (313, 2569960), (376, 2139355), (470, 1711484), (626, 1284980), (940, 855742), (1252, 642490), (1367, 588440), (1565, 513992), (1880, 427871), (2504, 321245), (2734, 294220), (3130, 256996), (5468, 147110), (6260, 128498), (6835, 117688), (10936, 73555), (12520, 64249), (13670, 58844), (14711, 54680), (27340, 29422)]