448785020

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1\times {\mathrm{2063}}^1$

素因数の和:2294

約数の個数: 48

約数和(自身を含む): 962236800

約数和(自身を除く): 513451780

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 149, 292, 298, 365, 596, 730, 745, 1460, 1490, 2063, 2980, 4126, 8252, 10315, 10877, 20630, 21754, 41260, 43508, 54385, 108770, 150599, 217540, 301198, 307387, 602396, 614774, 752995, 1229548, 1505990, 1536935, 3011980, 3073870, 6147740, 22439251, 44878502, 89757004, 112196255, 224392510, 448785020]

約数ペア:

[(1, 448785020), (2, 224392510), (4, 112196255), (5, 89757004), (10, 44878502), (20, 22439251), (73, 6147740), (146, 3073870), (149, 3011980), (292, 1536935), (298, 1505990), (365, 1229548), (596, 752995), (730, 614774), (745, 602396), (1460, 307387), (1490, 301198), (2063, 217540), (2980, 150599), (4126, 108770), (8252, 54385), (10315, 43508), (10877, 41260), (20630, 21754)]