8972420

素因数分解:

$2^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{2971}}^1$

素因数の和:3131

約数の個数: 24

約数和(自身を含む): 18973248

約数和(自身を除く): 10000828

約数列:

[1, 2, 4, 5, 10, 20, 151, 302, 604, 755, 1510, 2971, 3020, 5942, 11884, 14855, 29710, 59420, 448621, 897242, 1794484, 2243105, 4486210, 8972420]

約数ペア:

[(1, 8972420), (2, 4486210), (4, 2243105), (5, 1794484), (10, 897242), (20, 448621), (151, 59420), (302, 29710), (604, 14855), (755, 11884), (1510, 5942), (2971, 3020)]