12281440

素因数分解:

$2^5\times 5^1\times {\mathrm{59}}^1\times {\mathrm{1301}}^1$

素因数の和:1375

約数の個数: 48

約数和(自身を含む): 29529360

約数和(自身を除く): 17247920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 59, 80, 118, 160, 236, 295, 472, 590, 944, 1180, 1301, 1888, 2360, 2602, 4720, 5204, 6505, 9440, 10408, 13010, 20816, 26020, 41632, 52040, 76759, 104080, 153518, 208160, 307036, 383795, 614072, 767590, 1228144, 1535180, 2456288, 3070360, 6140720, 12281440]

約数ペア:

[(1, 12281440), (2, 6140720), (4, 3070360), (5, 2456288), (8, 1535180), (10, 1228144), (16, 767590), (20, 614072), (32, 383795), (40, 307036), (59, 208160), (80, 153518), (118, 104080), (160, 76759), (236, 52040), (295, 41632), (472, 26020), (590, 20816), (944, 13010), (1180, 10408), (1301, 9440), (1888, 6505), (2360, 5204), (2602, 4720)]