209969690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{33703}}^1$

素因数の和:33806

約数の個数: 32

約数和(自身を含む): 436803840

約数和(自身を除く): 226834150

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 89, 178, 445, 623, 890, 1246, 3115, 6230, 33703, 67406, 168515, 235921, 337030, 471842, 1179605, 2359210, 2999567, 5999134, 14997835, 20996969, 29995670, 41993938, 104984845, 209969690]

約数ペア:

[(1, 209969690), (2, 104984845), (5, 41993938), (7, 29995670), (10, 20996969), (14, 14997835), (35, 5999134), (70, 2999567), (89, 2359210), (178, 1179605), (445, 471842), (623, 337030), (890, 235921), (1246, 168515), (3115, 67406), (6230, 33703)]