3948920

素因数分解:

$2^3\times 5^1\times {\mathrm{269}}^1\times {\mathrm{367}}^1$

素因数の和:647

約数の個数: 32

約数和(自身を含む): 8942400

約数和(自身を除く): 4993480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 269, 367, 538, 734, 1076, 1345, 1468, 1835, 2152, 2690, 2936, 3670, 5380, 7340, 10760, 14680, 98723, 197446, 394892, 493615, 789784, 987230, 1974460, 3948920]

約数ペア:

[(1, 3948920), (2, 1974460), (4, 987230), (5, 789784), (8, 493615), (10, 394892), (20, 197446), (40, 98723), (269, 14680), (367, 10760), (538, 7340), (734, 5380), (1076, 3670), (1345, 2936), (1468, 2690), (1835, 2152)]