28677920

素因数分解:

$2^5\times 5^1\times {\mathrm{151}}^1\times {\mathrm{1187}}^1$

素因数の和:1353

約数の個数: 48

約数和(自身を含む): 68257728

約数和(自身を除く): 39579808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 151, 160, 302, 604, 755, 1187, 1208, 1510, 2374, 2416, 3020, 4748, 4832, 5935, 6040, 9496, 11870, 12080, 18992, 23740, 24160, 37984, 47480, 94960, 179237, 189920, 358474, 716948, 896185, 1433896, 1792370, 2867792, 3584740, 5735584, 7169480, 14338960, 28677920]

約数ペア:

[(1, 28677920), (2, 14338960), (4, 7169480), (5, 5735584), (8, 3584740), (10, 2867792), (16, 1792370), (20, 1433896), (32, 896185), (40, 716948), (80, 358474), (151, 189920), (160, 179237), (302, 94960), (604, 47480), (755, 37984), (1187, 24160), (1208, 23740), (1510, 18992), (2374, 12080), (2416, 11870), (3020, 9496), (4748, 6040), (4832, 5935)]