20149620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{499}}^1\times {\mathrm{673}}^1$

素因数の和:1184

約数の個数: 48

約数和(自身を含む): 56616000

約数和(自身を除く): 36466380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 499, 673, 998, 1346, 1497, 1996, 2019, 2495, 2692, 2994, 3365, 4038, 4990, 5988, 6730, 7485, 8076, 9980, 10095, 13460, 14970, 20190, 29940, 40380, 335827, 671654, 1007481, 1343308, 1679135, 2014962, 3358270, 4029924, 5037405, 6716540, 10074810, 20149620]

約数ペア:

[(1, 20149620), (2, 10074810), (3, 6716540), (4, 5037405), (5, 4029924), (6, 3358270), (10, 2014962), (12, 1679135), (15, 1343308), (20, 1007481), (30, 671654), (60, 335827), (499, 40380), (673, 29940), (998, 20190), (1346, 14970), (1497, 13460), (1996, 10095), (2019, 9980), (2495, 8076), (2692, 7485), (2994, 6730), (3365, 5988), (4038, 4990)]