2019320

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2657}}^1$

素因数の和:2687

約数の個数: 32

約数和(自身を含む): 4784400

約数和(自身を除く): 2765080

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 2657, 5314, 10628, 13285, 21256, 26570, 50483, 53140, 100966, 106280, 201932, 252415, 403864, 504830, 1009660, 2019320]

約数ペア:

[(1, 2019320), (2, 1009660), (4, 504830), (5, 403864), (8, 252415), (10, 201932), (19, 106280), (20, 100966), (38, 53140), (40, 50483), (76, 26570), (95, 21256), (152, 13285), (190, 10628), (380, 5314), (760, 2657)]