140301920

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{7247}}^1$

素因数の和:7284

約数の個数: 72

約数和(自身を含む): 364385952

約数和(自身を除く): 224084032

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 121, 160, 176, 220, 242, 352, 440, 484, 605, 880, 968, 1210, 1760, 1936, 2420, 3872, 4840, 7247, 9680, 14494, 19360, 28988, 36235, 57976, 72470, 79717, 115952, 144940, 159434, 231904, 289880, 318868, 398585, 579760, 637736, 797170, 876887, 1159520, 1275472, 1594340, 1753774, 2550944, 3188680, 3507548, 4384435, 6377360, 7015096, 8768870, 12754720, 14030192, 17537740, 28060384, 35075480, 70150960, 140301920]

約数ペア:

[(1, 140301920), (2, 70150960), (4, 35075480), (5, 28060384), (8, 17537740), (10, 14030192), (11, 12754720), (16, 8768870), (20, 7015096), (22, 6377360), (32, 4384435), (40, 3507548), (44, 3188680), (55, 2550944), (80, 1753774), (88, 1594340), (110, 1275472), (121, 1159520), (160, 876887), (176, 797170), (220, 637736), (242, 579760), (352, 398585), (440, 318868), (484, 289880), (605, 231904), (880, 159434), (968, 144940), (1210, 115952), (1760, 79717), (1936, 72470), (2420, 57976), (3872, 36235), (4840, 28988), (7247, 19360), (9680, 14494)]