74231920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1867}}^1$

素因数の和:1958

約数の個数: 80

約数和(自身を含む): 200130048

約数和(自身を除く): 125898128

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 71, 80, 112, 140, 142, 280, 284, 355, 497, 560, 568, 710, 994, 1136, 1420, 1867, 1988, 2485, 2840, 3734, 3976, 4970, 5680, 7468, 7952, 9335, 9940, 13069, 14936, 18670, 19880, 26138, 29872, 37340, 39760, 52276, 65345, 74680, 104552, 130690, 132557, 149360, 209104, 261380, 265114, 522760, 530228, 662785, 927899, 1045520, 1060456, 1325570, 1855798, 2120912, 2651140, 3711596, 4639495, 5302280, 7423192, 9278990, 10604560, 14846384, 18557980, 37115960, 74231920]

約数ペア:

[(1, 74231920), (2, 37115960), (4, 18557980), (5, 14846384), (7, 10604560), (8, 9278990), (10, 7423192), (14, 5302280), (16, 4639495), (20, 3711596), (28, 2651140), (35, 2120912), (40, 1855798), (56, 1325570), (70, 1060456), (71, 1045520), (80, 927899), (112, 662785), (140, 530228), (142, 522760), (280, 265114), (284, 261380), (355, 209104), (497, 149360), (560, 132557), (568, 130690), (710, 104552), (994, 74680), (1136, 65345), (1420, 52276), (1867, 39760), (1988, 37340), (2485, 29872), (2840, 26138), (3734, 19880), (3976, 18670), (4970, 14936), (5680, 13069), (7468, 9940), (7952, 9335)]