4490290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2789}}^1$

素因数の和:2826

約数の個数: 32

約数和(自身を含む): 9642240

約数和(自身を除く): 5151950

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 2789, 5578, 13945, 19523, 27890, 39046, 64147, 97615, 128294, 195230, 320735, 449029, 641470, 898058, 2245145, 4490290]

約数ペア:

[(1, 4490290), (2, 2245145), (5, 898058), (7, 641470), (10, 449029), (14, 320735), (23, 195230), (35, 128294), (46, 97615), (70, 64147), (115, 39046), (161, 27890), (230, 19523), (322, 13945), (805, 5578), (1610, 2789)]