42729340

素因数分解:

$2^2\times 5^1\times {\mathrm{431}}^1\times {\mathrm{4957}}^1$

素因数の和:5397

約数の個数: 24

約数和(自身を含む): 89957952

約数和(自身を除く): 47228612

約数列:

[1, 2, 4, 5, 10, 20, 431, 862, 1724, 2155, 4310, 4957, 8620, 9914, 19828, 24785, 49570, 99140, 2136467, 4272934, 8545868, 10682335, 21364670, 42729340]

約数ペア:

[(1, 42729340), (2, 21364670), (4, 10682335), (5, 8545868), (10, 4272934), (20, 2136467), (431, 99140), (862, 49570), (1724, 24785), (2155, 19828), (4310, 9914), (4957, 8620)]