1815744580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1889}}^1\times {\mathrm{3697}}^1$

素因数の和:5608

約数の個数: 48

約数和(自身を含む): 4109661360

約数和(自身を除く): 2293916780

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1889, 3697, 3778, 7394, 7556, 9445, 14788, 18485, 18890, 24557, 36970, 37780, 48061, 49114, 73940, 96122, 98228, 122785, 192244, 240305, 245570, 480610, 491140, 961220, 6983633, 13967266, 27934532, 34918165, 69836330, 90787229, 139672660, 181574458, 363148916, 453936145, 907872290, 1815744580]

約数ペア:

[(1, 1815744580), (2, 907872290), (4, 453936145), (5, 363148916), (10, 181574458), (13, 139672660), (20, 90787229), (26, 69836330), (52, 34918165), (65, 27934532), (130, 13967266), (260, 6983633), (1889, 961220), (3697, 491140), (3778, 480610), (7394, 245570), (7556, 240305), (9445, 192244), (14788, 122785), (18485, 98228), (18890, 96122), (24557, 73940), (36970, 49114), (37780, 48061)]