260236

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:153

約数の個数: 24

約数和(自身を含む): 498960

約数和(自身を除く): 238724

約数列:

[1, 2, 4, 17, 34, 43, 68, 86, 89, 172, 178, 356, 731, 1462, 1513, 2924, 3026, 3827, 6052, 7654, 15308, 65059, 130118, 260236]

約数ペア:

[(1, 260236), (2, 130118), (4, 65059), (17, 15308), (34, 7654), (43, 6052), (68, 3827), (86, 3026), (89, 2924), (172, 1513), (178, 1462), (356, 731)]