43977440

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21143}}^1$

素因数の和:21171

約数の個数: 48

約数和(自身を含む): 111894048

約数和(自身を除く): 67916608

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 21143, 42286, 84572, 105715, 169144, 211430, 274859, 338288, 422860, 549718, 676576, 845720, 1099436, 1374295, 1691440, 2198872, 2748590, 3382880, 4397744, 5497180, 8795488, 10994360, 21988720, 43977440]

約数ペア:

[(1, 43977440), (2, 21988720), (4, 10994360), (5, 8795488), (8, 5497180), (10, 4397744), (13, 3382880), (16, 2748590), (20, 2198872), (26, 1691440), (32, 1374295), (40, 1099436), (52, 845720), (65, 676576), (80, 549718), (104, 422860), (130, 338288), (160, 274859), (208, 211430), (260, 169144), (416, 105715), (520, 84572), (1040, 42286), (2080, 21143)]