42374840

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{9719}}^1$

素因数の和:9839

約数の個数: 32

約数和(自身を含む): 96228000

約数和(自身を除く): 53853160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 9719, 19438, 38876, 48595, 77752, 97190, 194380, 388760, 1059371, 2118742, 4237484, 5296855, 8474968, 10593710, 21187420, 42374840]

約数ペア:

[(1, 42374840), (2, 21187420), (4, 10593710), (5, 8474968), (8, 5296855), (10, 4237484), (20, 2118742), (40, 1059371), (109, 388760), (218, 194380), (436, 97190), (545, 77752), (872, 48595), (1090, 38876), (2180, 19438), (4360, 9719)]