9865960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{18973}}^1$

素因数の和:18997

約数の個数: 32

約数和(自身を含む): 23907240

約数和(自身を除く): 14041280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 18973, 37946, 75892, 94865, 151784, 189730, 246649, 379460, 493298, 758920, 986596, 1233245, 1973192, 2466490, 4932980, 9865960]

約数ペア:

[(1, 9865960), (2, 4932980), (4, 2466490), (5, 1973192), (8, 1233245), (10, 986596), (13, 758920), (20, 493298), (26, 379460), (40, 246649), (52, 189730), (65, 151784), (104, 94865), (130, 75892), (260, 37946), (520, 18973)]