16867240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{199}}^1$

素因数の和:386

約数の個数: 64

約数和(自身を含む): 41328000

約数和(自身を除く): 24460760

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 163, 199, 260, 326, 398, 520, 652, 796, 815, 995, 1304, 1592, 1630, 1990, 2119, 2587, 3260, 3980, 4238, 5174, 6520, 7960, 8476, 10348, 10595, 12935, 16952, 20696, 21190, 25870, 32437, 42380, 51740, 64874, 84760, 103480, 129748, 162185, 259496, 324370, 421681, 648740, 843362, 1297480, 1686724, 2108405, 3373448, 4216810, 8433620, 16867240]

約数ペア:

[(1, 16867240), (2, 8433620), (4, 4216810), (5, 3373448), (8, 2108405), (10, 1686724), (13, 1297480), (20, 843362), (26, 648740), (40, 421681), (52, 324370), (65, 259496), (104, 162185), (130, 129748), (163, 103480), (199, 84760), (260, 64874), (326, 51740), (398, 42380), (520, 32437), (652, 25870), (796, 21190), (815, 20696), (995, 16952), (1304, 12935), (1592, 10595), (1630, 10348), (1990, 8476), (2119, 7960), (2587, 6520), (3260, 5174), (3980, 4238)]