1189741040

素因数分解:

$2^4\times 5^1\times {\mathrm{14871763}}^1$

素因数の和:14871776

約数の個数: 20

約数和(自身を含む): 2766148104

約数和(自身を除く): 1576407064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 14871763, 29743526, 59487052, 74358815, 118974104, 148717630, 237948208, 297435260, 594870520, 1189741040]

約数ペア:

[(1, 1189741040), (2, 594870520), (4, 297435260), (5, 237948208), (8, 148717630), (10, 118974104), (16, 74358815), (20, 59487052), (40, 29743526), (80, 14871763)]