42908090

素因数分解:

$2^1\times 5^1\times {\mathrm{179}}^1\times {\mathrm{23971}}^1$

素因数の和:24157

約数の個数: 16

約数和(自身を含む): 77669280

約数和(自身を除く): 34761190

約数列:

[1, 2, 5, 10, 179, 358, 895, 1790, 23971, 47942, 119855, 239710, 4290809, 8581618, 21454045, 42908090]

約数ペア:

[(1, 42908090), (2, 21454045), (5, 8581618), (10, 4290809), (179, 239710), (358, 119855), (895, 47942), (1790, 23971)]