1228139824

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{229}}^1\times {\mathrm{4721}}^1$

素因数の和:5029

約数の個数: 40

約数和(自身を含む): 2424085920

約数和(自身を除く): 1195946096

約数列:

[1, 2, 4, 8, 16, 71, 142, 229, 284, 458, 568, 916, 1136, 1832, 3664, 4721, 9442, 16259, 18884, 32518, 37768, 65036, 75536, 130072, 260144, 335191, 670382, 1081109, 1340764, 2162218, 2681528, 4324436, 5363056, 8648872, 17297744, 76758739, 153517478, 307034956, 614069912, 1228139824]

約数ペア:

[(1, 1228139824), (2, 614069912), (4, 307034956), (8, 153517478), (16, 76758739), (71, 17297744), (142, 8648872), (229, 5363056), (284, 4324436), (458, 2681528), (568, 2162218), (916, 1340764), (1136, 1081109), (1832, 670382), (3664, 335191), (4721, 260144), (9442, 130072), (16259, 75536), (18884, 65036), (32518, 37768)]