7894480

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{8971}}^1$

素因数の和:8995

約数の個数: 40

約数和(自身を含む): 20025504

約数和(自身を除く): 12131024

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 8971, 17942, 35884, 44855, 71768, 89710, 98681, 143536, 179420, 197362, 358840, 394724, 493405, 717680, 789448, 986810, 1578896, 1973620, 3947240, 7894480]

約数ペア:

[(1, 7894480), (2, 3947240), (4, 1973620), (5, 1578896), (8, 986810), (10, 789448), (11, 717680), (16, 493405), (20, 394724), (22, 358840), (40, 197362), (44, 179420), (55, 143536), (80, 98681), (88, 89710), (110, 71768), (176, 44855), (220, 35884), (440, 17942), (880, 8971)]