74879980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{534857}}^1$

素因数の和:534873

約数の個数: 24

約数和(自身を含む): 179712288

約数和(自身を除く): 104832308

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 534857, 1069714, 2139428, 2674285, 3743999, 5348570, 7487998, 10697140, 14975996, 18719995, 37439990, 74879980]

約数ペア:

[(1, 74879980), (2, 37439990), (4, 18719995), (5, 14975996), (7, 10697140), (10, 7487998), (14, 5348570), (20, 3743999), (28, 2674285), (35, 2139428), (70, 1069714), (140, 534857)]