9721100

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{2371}}^1$

素因数の和:2426

約数の個数: 36

約数和(自身を含む): 21618408

約数和(自身を除く): 11897308

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 164, 205, 410, 820, 1025, 2050, 2371, 4100, 4742, 9484, 11855, 23710, 47420, 59275, 97211, 118550, 194422, 237100, 388844, 486055, 972110, 1944220, 2430275, 4860550, 9721100]

約数ペア:

[(1, 9721100), (2, 4860550), (4, 2430275), (5, 1944220), (10, 972110), (20, 486055), (25, 388844), (41, 237100), (50, 194422), (82, 118550), (100, 97211), (164, 59275), (205, 47420), (410, 23710), (820, 11855), (1025, 9484), (2050, 4742), (2371, 4100)]