8077280

素因数分解:

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

素因数の和:2691

約数の個数: 48

約数和(自身を含む): 20094480

約数和(自身を除く): 12017200

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 2657, 3040, 5314, 10628, 13285, 21256, 26570, 42512, 50483, 53140, 85024, 100966, 106280, 201932, 212560, 252415, 403864, 425120, 504830, 807728, 1009660, 1615456, 2019320, 4038640, 8077280]

約数ペア:

[(1, 8077280), (2, 4038640), (4, 2019320), (5, 1615456), (8, 1009660), (10, 807728), (16, 504830), (19, 425120), (20, 403864), (32, 252415), (38, 212560), (40, 201932), (76, 106280), (80, 100966), (95, 85024), (152, 53140), (160, 50483), (190, 42512), (304, 26570), (380, 21256), (608, 13285), (760, 10628), (1520, 5314), (2657, 3040)]