19984920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{166541}}^1$

素因数の和:166555

約数の個数: 32

約数和(自身を含む): 59955120

約数和(自身を除く): 39970200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 166541, 333082, 499623, 666164, 832705, 999246, 1332328, 1665410, 1998492, 2498115, 3330820, 3996984, 4996230, 6661640, 9992460, 19984920]

約数ペア:

[(1, 19984920), (2, 9992460), (3, 6661640), (4, 4996230), (5, 3996984), (6, 3330820), (8, 2498115), (10, 1998492), (12, 1665410), (15, 1332328), (20, 999246), (24, 832705), (30, 666164), (40, 499623), (60, 333082), (120, 166541)]