18704800

素因数分解:

$2^5\times 5^2\times {\mathrm{103}}^1\times {\mathrm{227}}^1$

素因数の和:350

約数の個数: 72

約数和(自身を含む): 46309536

約数和(自身を除く): 27604736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 103, 160, 200, 206, 227, 400, 412, 454, 515, 800, 824, 908, 1030, 1135, 1648, 1816, 2060, 2270, 2575, 3296, 3632, 4120, 4540, 5150, 5675, 7264, 8240, 9080, 10300, 11350, 16480, 18160, 20600, 22700, 23381, 36320, 41200, 45400, 46762, 82400, 90800, 93524, 116905, 181600, 187048, 233810, 374096, 467620, 584525, 748192, 935240, 1169050, 1870480, 2338100, 3740960, 4676200, 9352400, 18704800]

約数ペア:

[(1, 18704800), (2, 9352400), (4, 4676200), (5, 3740960), (8, 2338100), (10, 1870480), (16, 1169050), (20, 935240), (25, 748192), (32, 584525), (40, 467620), (50, 374096), (80, 233810), (100, 187048), (103, 181600), (160, 116905), (200, 93524), (206, 90800), (227, 82400), (400, 46762), (412, 45400), (454, 41200), (515, 36320), (800, 23381), (824, 22700), (908, 20600), (1030, 18160), (1135, 16480), (1648, 11350), (1816, 10300), (2060, 9080), (2270, 8240), (2575, 7264), (3296, 5675), (3632, 5150), (4120, 4540)]