31426370

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{401}}^1\times {\mathrm{461}}^1$

素因数の和:886

約数の個数: 32

約数和(自身を含む): 60174576

約数和(自身を除く): 28748206

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 401, 461, 802, 922, 2005, 2305, 4010, 4610, 6817, 7837, 13634, 15674, 34085, 39185, 68170, 78370, 184861, 369722, 924305, 1848610, 3142637, 6285274, 15713185, 31426370]

約数ペア:

[(1, 31426370), (2, 15713185), (5, 6285274), (10, 3142637), (17, 1848610), (34, 924305), (85, 369722), (170, 184861), (401, 78370), (461, 68170), (802, 39185), (922, 34085), (2005, 15674), (2305, 13634), (4010, 7837), (4610, 6817)]