27409840

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{4337}}^1$

素因数の和:4429

約数の個数: 40

約数和(自身を含む): 64549440

約数和(自身を除く): 37139600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 3160, 4337, 6320, 8674, 17348, 21685, 34696, 43370, 69392, 86740, 173480, 342623, 346960, 685246, 1370492, 1713115, 2740984, 3426230, 5481968, 6852460, 13704920, 27409840]

約数ペア:

[(1, 27409840), (2, 13704920), (4, 6852460), (5, 5481968), (8, 3426230), (10, 2740984), (16, 1713115), (20, 1370492), (40, 685246), (79, 346960), (80, 342623), (158, 173480), (316, 86740), (395, 69392), (632, 43370), (790, 34696), (1264, 21685), (1580, 17348), (3160, 8674), (4337, 6320)]