69860920

素因数分解:

$2^3\times 5^1\times {\mathrm{307}}^1\times {\mathrm{5689}}^1$

素因数の和:6007

約数の個数: 32

約数和(自身を含む): 157726800

約数和(自身を除く): 87865880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 307, 614, 1228, 1535, 2456, 3070, 5689, 6140, 11378, 12280, 22756, 28445, 45512, 56890, 113780, 227560, 1746523, 3493046, 6986092, 8732615, 13972184, 17465230, 34930460, 69860920]

約数ペア:

[(1, 69860920), (2, 34930460), (4, 17465230), (5, 13972184), (8, 8732615), (10, 6986092), (20, 3493046), (40, 1746523), (307, 227560), (614, 113780), (1228, 56890), (1535, 45512), (2456, 28445), (3070, 22756), (5689, 12280), (6140, 11378)]