42652720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2551}}^1$

素因数の和:2594

約数の個数: 80

約数和(自身を含む): 113921280

約数和(自身を除く): 71268560

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 44, 55, 76, 80, 88, 95, 110, 152, 176, 190, 209, 220, 304, 380, 418, 440, 760, 836, 880, 1045, 1520, 1672, 2090, 2551, 3344, 4180, 5102, 8360, 10204, 12755, 16720, 20408, 25510, 28061, 40816, 48469, 51020, 56122, 96938, 102040, 112244, 140305, 193876, 204080, 224488, 242345, 280610, 387752, 448976, 484690, 533159, 561220, 775504, 969380, 1066318, 1122440, 1938760, 2132636, 2244880, 2665795, 3877520, 4265272, 5331590, 8530544, 10663180, 21326360, 42652720]

約数ペア:

[(1, 42652720), (2, 21326360), (4, 10663180), (5, 8530544), (8, 5331590), (10, 4265272), (11, 3877520), (16, 2665795), (19, 2244880), (20, 2132636), (22, 1938760), (38, 1122440), (40, 1066318), (44, 969380), (55, 775504), (76, 561220), (80, 533159), (88, 484690), (95, 448976), (110, 387752), (152, 280610), (176, 242345), (190, 224488), (209, 204080), (220, 193876), (304, 140305), (380, 112244), (418, 102040), (440, 96938), (760, 56122), (836, 51020), (880, 48469), (1045, 40816), (1520, 28061), (1672, 25510), (2090, 20408), (2551, 16720), (3344, 12755), (4180, 10204), (5102, 8360)]