1390072388

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{552493}}^1$

素因数の和:552551

約数の個数: 24

約数和(自身を含む): 2645341272

約数和(自身を除く): 1255268884

約数列:

[1, 2, 4, 17, 34, 37, 68, 74, 148, 629, 1258, 2516, 552493, 1104986, 2209972, 9392381, 18784762, 20442241, 37569524, 40884482, 81768964, 347518097, 695036194, 1390072388]

約数ペア:

[(1, 1390072388), (2, 695036194), (4, 347518097), (17, 81768964), (34, 40884482), (37, 37569524), (68, 20442241), (74, 18784762), (148, 9392381), (629, 2209972), (1258, 1104986), (2516, 552493)]