127343920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{144709}}^1$

素因数の和:144733

約数の個数: 40

約数和(自身を含む): 322992720

約数和(自身を除く): 195648800

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 144709, 289418, 578836, 723545, 1157672, 1447090, 1591799, 2315344, 2894180, 3183598, 5788360, 6367196, 7958995, 11576720, 12734392, 15917990, 25468784, 31835980, 63671960, 127343920]

約数ペア:

[(1, 127343920), (2, 63671960), (4, 31835980), (5, 25468784), (8, 15917990), (10, 12734392), (11, 11576720), (16, 7958995), (20, 6367196), (22, 5788360), (40, 3183598), (44, 2894180), (55, 2315344), (80, 1591799), (88, 1447090), (110, 1157672), (176, 723545), (220, 578836), (440, 289418), (880, 144709)]