1265380

素因数分解:

$2^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{419}}^1$

素因数の和:579

約数の個数: 24

約数和(自身を含む): 2681280

約数和(自身を除く): 1415900

約数列:

[1, 2, 4, 5, 10, 20, 151, 302, 419, 604, 755, 838, 1510, 1676, 2095, 3020, 4190, 8380, 63269, 126538, 253076, 316345, 632690, 1265380]

約数ペア:

[(1, 1265380), (2, 632690), (4, 316345), (5, 253076), (10, 126538), (20, 63269), (151, 8380), (302, 4190), (419, 3020), (604, 2095), (755, 1676), (838, 1510)]