3878889140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1458229}}^1$

素因数の和:1458264

約数の個数: 48

約数和(自身を含む): 9799305600

約数和(自身を除く): 5920416460

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 1458229, 2916458, 5832916, 7291145, 10207603, 14582290, 20415206, 27706351, 29164580, 40830412, 51038015, 55412702, 102076030, 110825404, 138531755, 193944457, 204152060, 277063510, 387888914, 554127020, 775777828, 969722285, 1939444570, 3878889140]

約数ペア:

[(1, 3878889140), (2, 1939444570), (4, 969722285), (5, 775777828), (7, 554127020), (10, 387888914), (14, 277063510), (19, 204152060), (20, 193944457), (28, 138531755), (35, 110825404), (38, 102076030), (70, 55412702), (76, 51038015), (95, 40830412), (133, 29164580), (140, 27706351), (190, 20415206), (266, 14582290), (380, 10207603), (532, 7291145), (665, 5832916), (1330, 2916458), (2660, 1458229)]