201401440

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{17729}}^1$

素因数の和:17815

約数の個数: 48

約数和(自身を含む): 482539680

約数和(自身を除く): 281138240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 80, 142, 160, 284, 355, 568, 710, 1136, 1420, 2272, 2840, 5680, 11360, 17729, 35458, 70916, 88645, 141832, 177290, 283664, 354580, 567328, 709160, 1258759, 1418320, 2517518, 2836640, 5035036, 6293795, 10070072, 12587590, 20140144, 25175180, 40280288, 50350360, 100700720, 201401440]

約数ペア:

[(1, 201401440), (2, 100700720), (4, 50350360), (5, 40280288), (8, 25175180), (10, 20140144), (16, 12587590), (20, 10070072), (32, 6293795), (40, 5035036), (71, 2836640), (80, 2517518), (142, 1418320), (160, 1258759), (284, 709160), (355, 567328), (568, 354580), (710, 283664), (1136, 177290), (1420, 141832), (2272, 88645), (2840, 70916), (5680, 35458), (11360, 17729)]