27969370

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19559}}^1$

素因数の和:19590

約数の個数: 32

約数和(自身を含む): 59149440

約数和(自身を除く): 31180070

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 19559, 39118, 97795, 195590, 215149, 254267, 430298, 508534, 1075745, 1271335, 2151490, 2542670, 2796937, 5593874, 13984685, 27969370]

約数ペア:

[(1, 27969370), (2, 13984685), (5, 5593874), (10, 2796937), (11, 2542670), (13, 2151490), (22, 1271335), (26, 1075745), (55, 508534), (65, 430298), (110, 254267), (130, 215149), (143, 195590), (286, 97795), (715, 39118), (1430, 19559)]