42057680

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{10729}}^1$

素因数の和:10756

約数の個数: 60

約数和(自身を含む): 113759460

約数和(自身を除く): 71701780

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 10729, 21458, 42916, 53645, 75103, 85832, 107290, 150206, 171664, 214580, 300412, 375515, 429160, 525721, 600824, 751030, 858320, 1051442, 1201648, 1502060, 2102884, 2628605, 3004120, 4205768, 5257210, 6008240, 8411536, 10514420, 21028840, 42057680]

約数ペア:

[(1, 42057680), (2, 21028840), (4, 10514420), (5, 8411536), (7, 6008240), (8, 5257210), (10, 4205768), (14, 3004120), (16, 2628605), (20, 2102884), (28, 1502060), (35, 1201648), (40, 1051442), (49, 858320), (56, 751030), (70, 600824), (80, 525721), (98, 429160), (112, 375515), (140, 300412), (196, 214580), (245, 171664), (280, 150206), (392, 107290), (490, 85832), (560, 75103), (784, 53645), (980, 42916), (1960, 21458), (3920, 10729)]