26418390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:317

約数の個数: 64

約数和(自身を含む): 65525760

約数和(自身を除く): 39107370

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 71, 79, 142, 157, 158, 213, 237, 314, 355, 395, 426, 471, 474, 710, 785, 790, 942, 1065, 1185, 1570, 2130, 2355, 2370, 4710, 5609, 11147, 11218, 12403, 16827, 22294, 24806, 28045, 33441, 33654, 37209, 55735, 56090, 62015, 66882, 74418, 84135, 111470, 124030, 167205, 168270, 186045, 334410, 372090, 880613, 1761226, 2641839, 4403065, 5283678, 8806130, 13209195, 26418390]

約数ペア:

[(1, 26418390), (2, 13209195), (3, 8806130), (5, 5283678), (6, 4403065), (10, 2641839), (15, 1761226), (30, 880613), (71, 372090), (79, 334410), (142, 186045), (157, 168270), (158, 167205), (213, 124030), (237, 111470), (314, 84135), (355, 74418), (395, 66882), (426, 62015), (471, 56090), (474, 55735), (710, 37209), (785, 33654), (790, 33441), (942, 28045), (1065, 24806), (1185, 22294), (1570, 16827), (2130, 12403), (2355, 11218), (2370, 11147), (4710, 5609)]