57345340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{220559}}^1$

素因数の和:220581

約数の個数: 24

約数和(自身を含む): 129689280

約数和(自身を除く): 72343940

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 220559, 441118, 882236, 1102795, 2205590, 2867267, 4411180, 5734534, 11469068, 14336335, 28672670, 57345340]

約数ペア:

[(1, 57345340), (2, 28672670), (4, 14336335), (5, 11469068), (10, 5734534), (13, 4411180), (20, 2867267), (26, 2205590), (52, 1102795), (65, 882236), (130, 441118), (260, 220559)]