2020170375

素因数分解:

$3^4\times 5^3\times {\mathrm{199523}}^1$

素因数の和:199550

約数の個数: 40

約数和(自身を含む): 3766215024

約数和(自身を除く): 1746044649

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 125, 135, 225, 375, 405, 675, 1125, 2025, 3375, 10125, 199523, 598569, 997615, 1795707, 2992845, 4988075, 5387121, 8978535, 14964225, 16161363, 24940375, 26935605, 44892675, 74821125, 80806815, 134678025, 224463375, 404034075, 673390125, 2020170375]

約数ペア:

[(1, 2020170375), (3, 673390125), (5, 404034075), (9, 224463375), (15, 134678025), (25, 80806815), (27, 74821125), (45, 44892675), (75, 26935605), (81, 24940375), (125, 16161363), (135, 14964225), (225, 8978535), (375, 5387121), (405, 4988075), (675, 2992845), (1125, 1795707), (2025, 997615), (3375, 598569), (10125, 199523)]