2021826320

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1486637}}^1$

素因数の和:1486667

約数の個数: 40

約数和(自身を含む): 4977264024

約数和(自身を除く): 2955437704

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 1486637, 2973274, 5946548, 7433185, 11893096, 14866370, 23786192, 25272829, 29732740, 50545658, 59465480, 101091316, 118930960, 126364145, 202182632, 252728290, 404365264, 505456580, 1010913160, 2021826320]

約数ペア:

[(1, 2021826320), (2, 1010913160), (4, 505456580), (5, 404365264), (8, 252728290), (10, 202182632), (16, 126364145), (17, 118930960), (20, 101091316), (34, 59465480), (40, 50545658), (68, 29732740), (80, 25272829), (85, 23786192), (136, 14866370), (170, 11893096), (272, 7433185), (340, 5946548), (680, 2973274), (1360, 1486637)]