42158840

素因数分解:

$2^3\times 5^1\times {\mathrm{1053971}}^1$

素因数の和:1053982

約数の個数: 16

約数和(自身を含む): 94857480

約数和(自身を除く): 52698640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1053971, 2107942, 4215884, 5269855, 8431768, 10539710, 21079420, 42158840]

約数ペア:

[(1, 42158840), (2, 21079420), (4, 10539710), (5, 8431768), (8, 5269855), (10, 4215884), (20, 2107942), (40, 1053971)]