203512420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{4217}}^1$

素因数の和:4372

約数の個数: 48

約数和(自身を含む): 453519360

約数和(自身を除く): 250006940

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 127, 190, 254, 380, 508, 635, 1270, 2413, 2540, 4217, 4826, 8434, 9652, 12065, 16868, 21085, 24130, 42170, 48260, 80123, 84340, 160246, 320492, 400615, 535559, 801230, 1071118, 1602460, 2142236, 2677795, 5355590, 10175621, 10711180, 20351242, 40702484, 50878105, 101756210, 203512420]

約数ペア:

[(1, 203512420), (2, 101756210), (4, 50878105), (5, 40702484), (10, 20351242), (19, 10711180), (20, 10175621), (38, 5355590), (76, 2677795), (95, 2142236), (127, 1602460), (190, 1071118), (254, 801230), (380, 535559), (508, 400615), (635, 320492), (1270, 160246), (2413, 84340), (2540, 80123), (4217, 48260), (4826, 42170), (8434, 24130), (9652, 21085), (12065, 16868)]