2748997040

素因数分解:

$2^4\times 5^1\times {\mathrm{1187}}^1\times {\mathrm{28949}}^1$

素因数の和:30149

約数の個数: 40

約数和(自身を含む): 6397023600

約数和(自身を除く): 3648026560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1187, 2374, 4748, 5935, 9496, 11870, 18992, 23740, 28949, 47480, 57898, 94960, 115796, 144745, 231592, 289490, 463184, 578980, 1157960, 2315920, 34362463, 68724926, 137449852, 171812315, 274899704, 343624630, 549799408, 687249260, 1374498520, 2748997040]

約数ペア:

[(1, 2748997040), (2, 1374498520), (4, 687249260), (5, 549799408), (8, 343624630), (10, 274899704), (16, 171812315), (20, 137449852), (40, 68724926), (80, 34362463), (1187, 2315920), (2374, 1157960), (4748, 578980), (5935, 463184), (9496, 289490), (11870, 231592), (18992, 144745), (23740, 115796), (28949, 94960), (47480, 57898)]