20199641880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{811}}^1\times {\mathrm{18869}}^1$

素因数の和:19705

約数の個数: 128

約数和(自身を含む): 66192940800

約数和(自身を除く): 45993298920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 811, 1320, 1622, 2433, 3244, 4055, 4866, 6488, 8110, 8921, 9732, 12165, 16220, 17842, 18869, 19464, 24330, 26763, 32440, 35684, 37738, 44605, 48660, 53526, 56607, 71368, 75476, 89210, 94345, 97320, 107052, 113214, 133815, 150952, 178420, 188690, 207559, 214104, 226428, 267630, 283035, 356840, 377380, 415118, 452856, 535260, 566070, 622677, 754760, 830236, 1037795, 1070520, 1132140, 1245354, 1660472, 2075590, 2264280, 2490708, 3113385, 4151180, 4981416, 6226770, 8302360, 12453540, 15302759, 24907080, 30605518, 45908277, 61211036, 76513795, 91816554, 122422072, 153027590, 168330349, 183633108, 229541385, 306055180, 336660698, 367266216, 459082770, 504991047, 612110360, 673321396, 841651745, 918165540, 1009982094, 1346642792, 1683303490, 1836331080, 2019964188, 2524955235, 3366606980, 4039928376, 5049910470, 6733213960, 10099820940, 20199641880]

約数ペア:

[(1, 20199641880), (2, 10099820940), (3, 6733213960), (4, 5049910470), (5, 4039928376), (6, 3366606980), (8, 2524955235), (10, 2019964188), (11, 1836331080), (12, 1683303490), (15, 1346642792), (20, 1009982094), (22, 918165540), (24, 841651745), (30, 673321396), (33, 612110360), (40, 504991047), (44, 459082770), (55, 367266216), (60, 336660698), (66, 306055180), (88, 229541385), (110, 183633108), (120, 168330349), (132, 153027590), (165, 122422072), (220, 91816554), (264, 76513795), (330, 61211036), (440, 45908277), (660, 30605518), (811, 24907080), (1320, 15302759), (1622, 12453540), (2433, 8302360), (3244, 6226770), (4055, 4981416), (4866, 4151180), (6488, 3113385), (8110, 2490708), (8921, 2264280), (9732, 2075590), (12165, 1660472), (16220, 1245354), (17842, 1132140), (18869, 1070520), (19464, 1037795), (24330, 830236), (26763, 754760), (32440, 622677), (35684, 566070), (37738, 535260), (44605, 452856), (48660, 415118), (53526, 377380), (56607, 356840), (71368, 283035), (75476, 267630), (89210, 226428), (94345, 214104), (97320, 207559), (107052, 188690), (113214, 178420), (133815, 150952)]