20805210

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{231169}}^1$

素因数の和:231182

約数の個数: 24

約数和(自身を含む): 54093780

約数和(自身を除く): 33288570

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 231169, 462338, 693507, 1155845, 1387014, 2080521, 2311690, 3467535, 4161042, 6935070, 10402605, 20805210]

約数ペア:

[(1, 20805210), (2, 10402605), (3, 6935070), (5, 4161042), (6, 3467535), (9, 2311690), (10, 2080521), (15, 1387014), (18, 1155845), (30, 693507), (45, 462338), (90, 231169)]