1261024

素因数分解:

$2^5\times {\mathrm{157}}^1\times {\mathrm{251}}^1$

素因数の和:418

約数の個数: 24

約数和(自身を含む): 2508408

約数和(自身を除く): 1247384

約数列:

[1, 2, 4, 8, 16, 32, 157, 251, 314, 502, 628, 1004, 1256, 2008, 2512, 4016, 5024, 8032, 39407, 78814, 157628, 315256, 630512, 1261024]

約数ペア:

[(1, 1261024), (2, 630512), (4, 315256), (8, 157628), (16, 78814), (32, 39407), (157, 8032), (251, 5024), (314, 4016), (502, 2512), (628, 2008), (1004, 1256)]