42673420

素因数分解:

$2^2\times 5^1\times {\mathrm{1061}}^1\times {\mathrm{2011}}^1$

素因数の和:3081

約数の個数: 24

約数和(自身を含む): 89743248

約数和(自身を除く): 47069828

約数列:

[1, 2, 4, 5, 10, 20, 1061, 2011, 2122, 4022, 4244, 5305, 8044, 10055, 10610, 20110, 21220, 40220, 2133671, 4267342, 8534684, 10668355, 21336710, 42673420]

約数ペア:

[(1, 42673420), (2, 21336710), (4, 10668355), (5, 8534684), (10, 4267342), (20, 2133671), (1061, 40220), (2011, 21220), (2122, 20110), (4022, 10610), (4244, 10055), (5305, 8044)]