31042010

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{821}}^1$

素因数の和:1046

約数の個数: 32

約数和(自身を含む): 59184000

約数和(自身を除く): 28141990

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 199, 398, 821, 995, 1642, 1990, 3781, 4105, 7562, 8210, 15599, 18905, 31198, 37810, 77995, 155990, 163379, 326758, 816895, 1633790, 3104201, 6208402, 15521005, 31042010]

約数ペア:

[(1, 31042010), (2, 15521005), (5, 6208402), (10, 3104201), (19, 1633790), (38, 816895), (95, 326758), (190, 163379), (199, 155990), (398, 77995), (821, 37810), (995, 31198), (1642, 18905), (1990, 15599), (3781, 8210), (4105, 7562)]