140922520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{207239}}^1$

素因数の和:207267

約数の個数: 32

約数和(自身を含む): 335728800

約数和(自身を除く): 194806280

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 207239, 414478, 828956, 1036195, 1657912, 2072390, 3523063, 4144780, 7046126, 8289560, 14092252, 17615315, 28184504, 35230630, 70461260, 140922520]

約数ペア:

[(1, 140922520), (2, 70461260), (4, 35230630), (5, 28184504), (8, 17615315), (10, 14092252), (17, 8289560), (20, 7046126), (34, 4144780), (40, 3523063), (68, 2072390), (85, 1657912), (136, 1036195), (170, 828956), (340, 414478), (680, 207239)]