38817080

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{307}}^1$

素因数の和:456

約数の個数: 64

約数和(自身を含む): 91476000

約数和(自身を除く): 52658920

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 109, 116, 145, 218, 232, 290, 307, 436, 545, 580, 614, 872, 1090, 1160, 1228, 1535, 2180, 2456, 3070, 3161, 4360, 6140, 6322, 8903, 12280, 12644, 15805, 17806, 25288, 31610, 33463, 35612, 44515, 63220, 66926, 71224, 89030, 126440, 133852, 167315, 178060, 267704, 334630, 356120, 669260, 970427, 1338520, 1940854, 3881708, 4852135, 7763416, 9704270, 19408540, 38817080]

約数ペア:

[(1, 38817080), (2, 19408540), (4, 9704270), (5, 7763416), (8, 4852135), (10, 3881708), (20, 1940854), (29, 1338520), (40, 970427), (58, 669260), (109, 356120), (116, 334630), (145, 267704), (218, 178060), (232, 167315), (290, 133852), (307, 126440), (436, 89030), (545, 71224), (580, 66926), (614, 63220), (872, 44515), (1090, 35612), (1160, 33463), (1228, 31610), (1535, 25288), (2180, 17806), (2456, 15805), (3070, 12644), (3161, 12280), (4360, 8903), (6140, 6322)]