289774480

素因数分解:

$2^4\times 5^1\times {\mathrm{251}}^1\times {\mathrm{14431}}^1$

素因数の和:14695

約数の個数: 40

約数和(自身を含む): 676456704

約数和(自身を除く): 386682224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 251, 502, 1004, 1255, 2008, 2510, 4016, 5020, 10040, 14431, 20080, 28862, 57724, 72155, 115448, 144310, 230896, 288620, 577240, 1154480, 3622181, 7244362, 14488724, 18110905, 28977448, 36221810, 57954896, 72443620, 144887240, 289774480]

約数ペア:

[(1, 289774480), (2, 144887240), (4, 72443620), (5, 57954896), (8, 36221810), (10, 28977448), (16, 18110905), (20, 14488724), (40, 7244362), (80, 3622181), (251, 1154480), (502, 577240), (1004, 288620), (1255, 230896), (2008, 144310), (2510, 115448), (4016, 72155), (5020, 57724), (10040, 28862), (14431, 20080)]