9729640

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{3079}}^1$

素因数の和:3169

約数の個数: 32

約数和(自身を含む): 22176000

約数和(自身を除く): 12446360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3079, 3160, 6158, 12316, 15395, 24632, 30790, 61580, 123160, 243241, 486482, 972964, 1216205, 1945928, 2432410, 4864820, 9729640]

約数ペア:

[(1, 9729640), (2, 4864820), (4, 2432410), (5, 1945928), (8, 1216205), (10, 972964), (20, 486482), (40, 243241), (79, 123160), (158, 61580), (316, 30790), (395, 24632), (632, 15395), (790, 12316), (1580, 6158), (3079, 3160)]