2733220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{2789}}^1$

素因数の和:2812

約数の個数: 36

約数和(自身を含む): 6679260

約数和(自身を除く): 3946040

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 2789, 5578, 11156, 13945, 19523, 27890, 39046, 55780, 78092, 97615, 136661, 195230, 273322, 390460, 546644, 683305, 1366610, 2733220]

約数ペア:

[(1, 2733220), (2, 1366610), (4, 683305), (5, 546644), (7, 390460), (10, 273322), (14, 195230), (20, 136661), (28, 97615), (35, 78092), (49, 55780), (70, 39046), (98, 27890), (140, 19523), (196, 13945), (245, 11156), (490, 5578), (980, 2789)]