1201486580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{20983}}^1$

素因数の和:21408

約数の個数: 48

約数和(自身を含む): 2890755840

約数和(自身を除く): 1689269260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 409, 818, 1636, 2045, 2863, 4090, 5726, 8180, 11452, 14315, 20983, 28630, 41966, 57260, 83932, 104915, 146881, 209830, 293762, 419660, 587524, 734405, 1468810, 2937620, 8582047, 17164094, 34328188, 42910235, 60074329, 85820470, 120148658, 171640940, 240297316, 300371645, 600743290, 1201486580]

約数ペア:

[(1, 1201486580), (2, 600743290), (4, 300371645), (5, 240297316), (7, 171640940), (10, 120148658), (14, 85820470), (20, 60074329), (28, 42910235), (35, 34328188), (70, 17164094), (140, 8582047), (409, 2937620), (818, 1468810), (1636, 734405), (2045, 587524), (2863, 419660), (4090, 293762), (5726, 209830), (8180, 146881), (11452, 104915), (14315, 83932), (20983, 57260), (28630, 41966)]