158512240

素因数分解:

$2^4\times 5^1\times {\mathrm{1981403}}^1$

素因数の和:1981416

約数の個数: 20

約数和(自身を含む): 368541144

約数和(自身を除く): 210028904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1981403, 3962806, 7925612, 9907015, 15851224, 19814030, 31702448, 39628060, 79256120, 158512240]

約数ペア:

[(1, 158512240), (2, 79256120), (4, 39628060), (5, 31702448), (8, 19814030), (10, 15851224), (16, 9907015), (20, 7925612), (40, 3962806), (80, 1981403)]