1649852080

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1085429}}^1$

素因数の和:1085461

約数の個数: 40

約数和(自身を含む): 4037799600

約数和(自身を除く): 2387947520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 1085429, 2170858, 4341716, 5427145, 8683432, 10854290, 17366864, 20623151, 21708580, 41246302, 43417160, 82492604, 86834320, 103115755, 164985208, 206231510, 329970416, 412463020, 824926040, 1649852080]

約数ペア:

[(1, 1649852080), (2, 824926040), (4, 412463020), (5, 329970416), (8, 206231510), (10, 164985208), (16, 103115755), (19, 86834320), (20, 82492604), (38, 43417160), (40, 41246302), (76, 21708580), (80, 20623151), (95, 17366864), (152, 10854290), (190, 8683432), (304, 5427145), (380, 4341716), (760, 2170858), (1520, 1085429)]