1892380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{1931}}^1$

素因数の和:1954

約数の個数: 36

約数和(自身を含む): 4625208

約数和(自身を除く): 2732828

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 1931, 3862, 7724, 9655, 13517, 19310, 27034, 38620, 54068, 67585, 94619, 135170, 189238, 270340, 378476, 473095, 946190, 1892380]

約数ペア:

[(1, 1892380), (2, 946190), (4, 473095), (5, 378476), (7, 270340), (10, 189238), (14, 135170), (20, 94619), (28, 67585), (35, 54068), (49, 38620), (70, 27034), (98, 19310), (140, 13517), (196, 9655), (245, 7724), (490, 3862), (980, 1931)]