2020060900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{141263}}^1$

素因数の和:141301

約数の個数: 72

約数和(自身を含む): 5149920384

約数和(自身を除く): 3129859484

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 25, 26, 44, 50, 52, 55, 65, 100, 110, 130, 143, 220, 260, 275, 286, 325, 550, 572, 650, 715, 1100, 1300, 1430, 2860, 3575, 7150, 14300, 141263, 282526, 565052, 706315, 1412630, 1553893, 1836419, 2825260, 3107786, 3531575, 3672838, 6215572, 7063150, 7345676, 7769465, 9182095, 14126300, 15538930, 18364190, 20200609, 31077860, 36728380, 38847325, 40401218, 45910475, 77694650, 80802436, 91820950, 101003045, 155389300, 183641900, 202006090, 404012180, 505015225, 1010030450, 2020060900]

約数ペア:

[(1, 2020060900), (2, 1010030450), (4, 505015225), (5, 404012180), (10, 202006090), (11, 183641900), (13, 155389300), (20, 101003045), (22, 91820950), (25, 80802436), (26, 77694650), (44, 45910475), (50, 40401218), (52, 38847325), (55, 36728380), (65, 31077860), (100, 20200609), (110, 18364190), (130, 15538930), (143, 14126300), (220, 9182095), (260, 7769465), (275, 7345676), (286, 7063150), (325, 6215572), (550, 3672838), (572, 3531575), (650, 3107786), (715, 2825260), (1100, 1836419), (1300, 1553893), (1430, 1412630), (2860, 706315), (3575, 565052), (7150, 282526), (14300, 141263)]