9994640

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{7349}}^1$

素因数の和:7379

約数の個数: 40

約数和(自身を含む): 24607800

約数和(自身を除く): 14613160

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 7349, 14698, 29396, 36745, 58792, 73490, 117584, 124933, 146980, 249866, 293960, 499732, 587920, 624665, 999464, 1249330, 1998928, 2498660, 4997320, 9994640]

約数ペア:

[(1, 9994640), (2, 4997320), (4, 2498660), (5, 1998928), (8, 1249330), (10, 999464), (16, 624665), (17, 587920), (20, 499732), (34, 293960), (40, 249866), (68, 146980), (80, 124933), (85, 117584), (136, 73490), (170, 58792), (272, 36745), (340, 29396), (680, 14698), (1360, 7349)]