31273240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41149}}^1$

素因数の和:41179

約数の個数: 32

約数和(自身を含む): 74070000

約数和(自身を除く): 42796760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 41149, 82298, 164596, 205745, 329192, 411490, 781831, 822980, 1563662, 1645960, 3127324, 3909155, 6254648, 7818310, 15636620, 31273240]

約数ペア:

[(1, 31273240), (2, 15636620), (4, 7818310), (5, 6254648), (8, 3909155), (10, 3127324), (19, 1645960), (20, 1563662), (38, 822980), (40, 781831), (76, 411490), (95, 329192), (152, 205745), (190, 164596), (380, 82298), (760, 41149)]