2018445520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{277259}}^1$

素因数の和:277292

約数の個数: 80

約数和(自身を含む): 5775880320

約数和(自身を除く): 3757434800

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 277259, 554518, 1109036, 1386295, 1940813, 2218072, 2772590, 3604367, 3881626, 4436144, 5545180, 7208734, 7763252, 9704065, 11090360, 14417468, 15526504, 18021835, 19408130, 22180720, 25230569, 28834936, 31053008, 36043670, 38816260, 50461138, 57669872, 72087340, 77632520, 100922276, 126152845, 144174680, 155265040, 201844552, 252305690, 288349360, 403689104, 504611380, 1009222760, 2018445520]

約数ペア:

[(1, 2018445520), (2, 1009222760), (4, 504611380), (5, 403689104), (7, 288349360), (8, 252305690), (10, 201844552), (13, 155265040), (14, 144174680), (16, 126152845), (20, 100922276), (26, 77632520), (28, 72087340), (35, 57669872), (40, 50461138), (52, 38816260), (56, 36043670), (65, 31053008), (70, 28834936), (80, 25230569), (91, 22180720), (104, 19408130), (112, 18021835), (130, 15526504), (140, 14417468), (182, 11090360), (208, 9704065), (260, 7763252), (280, 7208734), (364, 5545180), (455, 4436144), (520, 3881626), (560, 3604367), (728, 2772590), (910, 2218072), (1040, 1940813), (1456, 1386295), (1820, 1109036), (3640, 554518), (7280, 277259)]