40821590

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{2203}}^1$

素因数の和:2336

約数の個数: 32

約数和(自身を含む): 78550560

約数和(自身を除く): 37728970

約数列:

[1, 2, 5, 10, 17, 34, 85, 109, 170, 218, 545, 1090, 1853, 2203, 3706, 4406, 9265, 11015, 18530, 22030, 37451, 74902, 187255, 240127, 374510, 480254, 1200635, 2401270, 4082159, 8164318, 20410795, 40821590]

約数ペア:

[(1, 40821590), (2, 20410795), (5, 8164318), (10, 4082159), (17, 2401270), (34, 1200635), (85, 480254), (109, 374510), (170, 240127), (218, 187255), (545, 74902), (1090, 37451), (1853, 22030), (2203, 18530), (3706, 11015), (4406, 9265)]