825860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{347}}^1$

素因数の和:380

約数の個数: 48

約数和(自身を含む): 2104704

約数和(自身を除く): 1278844

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 347, 476, 595, 694, 1190, 1388, 1735, 2380, 2429, 3470, 4858, 5899, 6940, 9716, 11798, 12145, 23596, 24290, 29495, 41293, 48580, 58990, 82586, 117980, 165172, 206465, 412930, 825860]

約数ペア:

[(1, 825860), (2, 412930), (4, 206465), (5, 165172), (7, 117980), (10, 82586), (14, 58990), (17, 48580), (20, 41293), (28, 29495), (34, 24290), (35, 23596), (68, 12145), (70, 11798), (85, 9716), (119, 6940), (140, 5899), (170, 4858), (238, 3470), (340, 2429), (347, 2380), (476, 1735), (595, 1388), (694, 1190)]