2785120

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{103}}^1$

素因数の和:144

約数の個数: 72

約数和(自身を含む): 7194096

約数和(自身を除く): 4408976

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 103, 104, 130, 160, 169, 206, 208, 260, 338, 412, 416, 515, 520, 676, 824, 845, 1030, 1040, 1339, 1352, 1648, 1690, 2060, 2080, 2678, 2704, 3296, 3380, 4120, 5356, 5408, 6695, 6760, 8240, 10712, 13390, 13520, 16480, 17407, 21424, 26780, 27040, 34814, 42848, 53560, 69628, 87035, 107120, 139256, 174070, 214240, 278512, 348140, 557024, 696280, 1392560, 2785120]

約数ペア:

[(1, 2785120), (2, 1392560), (4, 696280), (5, 557024), (8, 348140), (10, 278512), (13, 214240), (16, 174070), (20, 139256), (26, 107120), (32, 87035), (40, 69628), (52, 53560), (65, 42848), (80, 34814), (103, 27040), (104, 26780), (130, 21424), (160, 17407), (169, 16480), (206, 13520), (208, 13390), (260, 10712), (338, 8240), (412, 6760), (416, 6695), (515, 5408), (520, 5356), (676, 4120), (824, 3380), (845, 3296), (1030, 2704), (1040, 2678), (1339, 2080), (1352, 2060), (1648, 1690)]