994552880

素因数分解:

$2^4\times 5^1\times {\mathrm{12431911}}^1$

素因数の和:12431924

約数の個数: 20

約数和(自身を含む): 2312335632

約数和(自身を除く): 1317782752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 12431911, 24863822, 49727644, 62159555, 99455288, 124319110, 198910576, 248638220, 497276440, 994552880]

約数ペア:

[(1, 994552880), (2, 497276440), (4, 248638220), (5, 198910576), (8, 124319110), (10, 99455288), (16, 62159555), (20, 49727644), (40, 24863822), (80, 12431911)]