2007156950

素因数分解:

$2^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{269}}^1\times {\mathrm{1889}}^1$

素因数の和:2249

約数の個数: 48

約数和(自身を含む): 3796632000

約数和(自身を除く): 1789475050

約数列:

[1, 2, 5, 10, 25, 50, 79, 158, 269, 395, 538, 790, 1345, 1889, 1975, 2690, 3778, 3950, 6725, 9445, 13450, 18890, 21251, 42502, 47225, 94450, 106255, 149231, 212510, 298462, 508141, 531275, 746155, 1016282, 1062550, 1492310, 2540705, 3730775, 5081410, 7461550, 12703525, 25407050, 40143139, 80286278, 200715695, 401431390, 1003578475, 2007156950]

約数ペア:

[(1, 2007156950), (2, 1003578475), (5, 401431390), (10, 200715695), (25, 80286278), (50, 40143139), (79, 25407050), (158, 12703525), (269, 7461550), (395, 5081410), (538, 3730775), (790, 2540705), (1345, 1492310), (1889, 1062550), (1975, 1016282), (2690, 746155), (3778, 531275), (3950, 508141), (6725, 298462), (9445, 212510), (13450, 149231), (18890, 106255), (21251, 94450), (42502, 47225)]