102399920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{182857}}^1$

素因数の和:182877

約数の個数: 40

約数和(自身を含む): 272092704

約数和(自身を除く): 169692784

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 182857, 365714, 731428, 914285, 1279999, 1462856, 1828570, 2559998, 2925712, 3657140, 5119996, 6399995, 7314280, 10239992, 12799990, 14628560, 20479984, 25599980, 51199960, 102399920]

約数ペア:

[(1, 102399920), (2, 51199960), (4, 25599980), (5, 20479984), (7, 14628560), (8, 12799990), (10, 10239992), (14, 7314280), (16, 6399995), (20, 5119996), (28, 3657140), (35, 2925712), (40, 2559998), (56, 1828570), (70, 1462856), (80, 1279999), (112, 914285), (140, 731428), (280, 365714), (560, 182857)]