31317040

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{8329}}^1$

素因数の和:8389

約数の個数: 40

約数和(自身を含む): 74370240

約数和(自身を除く): 43053200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1880, 3760, 8329, 16658, 33316, 41645, 66632, 83290, 133264, 166580, 333160, 391463, 666320, 782926, 1565852, 1957315, 3131704, 3914630, 6263408, 7829260, 15658520, 31317040]

約数ペア:

[(1, 31317040), (2, 15658520), (4, 7829260), (5, 6263408), (8, 3914630), (10, 3131704), (16, 1957315), (20, 1565852), (40, 782926), (47, 666320), (80, 391463), (94, 333160), (188, 166580), (235, 133264), (376, 83290), (470, 66632), (752, 41645), (940, 33316), (1880, 16658), (3760, 8329)]