20163318080

素因数分解:

$2^6\times 5^1\times {\mathrm{1789}}^1\times {\mathrm{35221}}^1$

素因数の和:37027

約数の個数: 56

約数和(自身を含む): 48042103560

約数和(自身を除く): 27878785480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 1789, 3578, 7156, 8945, 14312, 17890, 28624, 35221, 35780, 57248, 70442, 71560, 114496, 140884, 143120, 176105, 281768, 286240, 352210, 563536, 572480, 704420, 1127072, 1408840, 2254144, 2817680, 5635360, 11270720, 63010369, 126020738, 252041476, 315051845, 504082952, 630103690, 1008165904, 1260207380, 2016331808, 2520414760, 4032663616, 5040829520, 10081659040, 20163318080]

約数ペア:

[(1, 20163318080), (2, 10081659040), (4, 5040829520), (5, 4032663616), (8, 2520414760), (10, 2016331808), (16, 1260207380), (20, 1008165904), (32, 630103690), (40, 504082952), (64, 315051845), (80, 252041476), (160, 126020738), (320, 63010369), (1789, 11270720), (3578, 5635360), (7156, 2817680), (8945, 2254144), (14312, 1408840), (17890, 1127072), (28624, 704420), (35221, 572480), (35780, 563536), (57248, 352210), (70442, 286240), (71560, 281768), (114496, 176105), (140884, 143120)]