39738320

素因数分解:

$2^4\times 5^1\times {\mathrm{251}}^1\times {\mathrm{1979}}^1$

素因数の和:2243

約数の個数: 40

約数和(自身を含む): 92806560

約数和(自身を除く): 53068240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 251, 502, 1004, 1255, 1979, 2008, 2510, 3958, 4016, 5020, 7916, 9895, 10040, 15832, 19790, 20080, 31664, 39580, 79160, 158320, 496729, 993458, 1986916, 2483645, 3973832, 4967290, 7947664, 9934580, 19869160, 39738320]

約数ペア:

[(1, 39738320), (2, 19869160), (4, 9934580), (5, 7947664), (8, 4967290), (10, 3973832), (16, 2483645), (20, 1986916), (40, 993458), (80, 496729), (251, 158320), (502, 79160), (1004, 39580), (1255, 31664), (1979, 20080), (2008, 19790), (2510, 15832), (3958, 10040), (4016, 9895), (5020, 7916)]