1215193730

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1559}}^1\times {\mathrm{3389}}^1$

素因数の和:4978

約数の個数: 32

約数和(自身を含む): 2284588800

約数和(自身を除く): 1069395070

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 1559, 3118, 3389, 6778, 7795, 15590, 16945, 33890, 35857, 71714, 77947, 155894, 179285, 358570, 389735, 779470, 5283451, 10566902, 26417255, 52834510, 121519373, 243038746, 607596865, 1215193730]

約数ペア:

[(1, 1215193730), (2, 607596865), (5, 243038746), (10, 121519373), (23, 52834510), (46, 26417255), (115, 10566902), (230, 5283451), (1559, 779470), (3118, 389735), (3389, 358570), (6778, 179285), (7795, 155894), (15590, 77947), (16945, 71714), (33890, 35857)]