1274420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{9103}}^1$

素因数の和:9119

約数の個数: 24

約数和(自身を含む): 3058944

約数和(自身を除く): 1784524

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 9103, 18206, 36412, 45515, 63721, 91030, 127442, 182060, 254884, 318605, 637210, 1274420]

約数ペア:

[(1, 1274420), (2, 637210), (4, 318605), (5, 254884), (7, 182060), (10, 127442), (14, 91030), (20, 63721), (28, 45515), (35, 36412), (70, 18206), (140, 9103)]