189929840

素因数分解:

$2^4\times 5^1\times {\mathrm{367}}^1\times {\mathrm{6469}}^1$

素因数の和:6849

約数の個数: 40

約数和(自身を含む): 442858560

約数和(自身を除く): 252928720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 367, 734, 1468, 1835, 2936, 3670, 5872, 6469, 7340, 12938, 14680, 25876, 29360, 32345, 51752, 64690, 103504, 129380, 258760, 517520, 2374123, 4748246, 9496492, 11870615, 18992984, 23741230, 37985968, 47482460, 94964920, 189929840]

約数ペア:

[(1, 189929840), (2, 94964920), (4, 47482460), (5, 37985968), (8, 23741230), (10, 18992984), (16, 11870615), (20, 9496492), (40, 4748246), (80, 2374123), (367, 517520), (734, 258760), (1468, 129380), (1835, 103504), (2936, 64690), (3670, 51752), (5872, 32345), (6469, 29360), (7340, 25876), (12938, 14680)]