42134380

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{23671}}^1$

素因数の和:23769

約数の個数: 24

約数和(自身を含む): 89480160

約数和(自身を除く): 47345780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 23671, 47342, 94684, 118355, 236710, 473420, 2106719, 4213438, 8426876, 10533595, 21067190, 42134380]

約数ペア:

[(1, 42134380), (2, 21067190), (4, 10533595), (5, 8426876), (10, 4213438), (20, 2106719), (89, 473420), (178, 236710), (356, 118355), (445, 94684), (890, 47342), (1780, 23671)]