289452860

素因数分解:

$2^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{75773}}^1$

素因数の和:75973

約数の個数: 24

約数和(自身を含む): 611041536

約数和(自身を除く): 321588676

約数列:

[1, 2, 4, 5, 10, 20, 191, 382, 764, 955, 1910, 3820, 75773, 151546, 303092, 378865, 757730, 1515460, 14472643, 28945286, 57890572, 72363215, 144726430, 289452860]

約数ペア:

[(1, 289452860), (2, 144726430), (4, 72363215), (5, 57890572), (10, 28945286), (20, 14472643), (191, 1515460), (382, 757730), (764, 378865), (955, 303092), (1910, 151546), (3820, 75773)]