1360420

素因数分解:

$2^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{271}}^1$

素因数の和:531

約数の個数: 24

約数和(自身を含む): 2878848

約数和(自身を除く): 1518428

約数列:

[1, 2, 4, 5, 10, 20, 251, 271, 502, 542, 1004, 1084, 1255, 1355, 2510, 2710, 5020, 5420, 68021, 136042, 272084, 340105, 680210, 1360420]

約数ペア:

[(1, 1360420), (2, 680210), (4, 340105), (5, 272084), (10, 136042), (20, 68021), (251, 5420), (271, 5020), (502, 2710), (542, 2510), (1004, 1355), (1084, 1255)]