15806290

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{3617}}^1$

素因数の和:3666

約数の個数: 32

約数和(自身を含む): 31259520

約数和(自身を除く): 15453230

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 115, 190, 230, 437, 874, 2185, 3617, 4370, 7234, 18085, 36170, 68723, 83191, 137446, 166382, 343615, 415955, 687230, 831910, 1580629, 3161258, 7903145, 15806290]

約数ペア:

[(1, 15806290), (2, 7903145), (5, 3161258), (10, 1580629), (19, 831910), (23, 687230), (38, 415955), (46, 343615), (95, 166382), (115, 137446), (190, 83191), (230, 68723), (437, 36170), (874, 18085), (2185, 7234), (3617, 4370)]