7840030

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{271}}^1$

素因数の和:552

約数の個数: 32

約数和(自身を含む): 15510528

約数和(自身を除く): 7670498

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 263, 271, 526, 542, 1315, 1355, 2630, 2710, 2893, 2981, 5786, 5962, 14465, 14905, 28930, 29810, 71273, 142546, 356365, 712730, 784003, 1568006, 3920015, 7840030]

約数ペア:

[(1, 7840030), (2, 3920015), (5, 1568006), (10, 784003), (11, 712730), (22, 356365), (55, 142546), (110, 71273), (263, 29810), (271, 28930), (526, 14905), (542, 14465), (1315, 5962), (1355, 5786), (2630, 2981), (2710, 2893)]