26816480

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{9859}}^1$

素因数の和:9891

約数の個数: 48

約数和(自身を含む): 67087440

約数和(自身を除く): 40270960

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 9859, 19718, 39436, 49295, 78872, 98590, 157744, 167603, 197180, 315488, 335206, 394360, 670412, 788720, 838015, 1340824, 1577440, 1676030, 2681648, 3352060, 5363296, 6704120, 13408240, 26816480]

約数ペア:

[(1, 26816480), (2, 13408240), (4, 6704120), (5, 5363296), (8, 3352060), (10, 2681648), (16, 1676030), (17, 1577440), (20, 1340824), (32, 838015), (34, 788720), (40, 670412), (68, 394360), (80, 335206), (85, 315488), (136, 197180), (160, 167603), (170, 157744), (272, 98590), (340, 78872), (544, 49295), (680, 39436), (1360, 19718), (2720, 9859)]