239432870

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{5651}}^1$

素因数の和:5900

約数の個数: 32

約数和(自身を含む): 455777280

約数和(自身を除く): 216344410

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 223, 446, 1115, 2230, 4237, 5651, 8474, 11302, 21185, 28255, 42370, 56510, 107369, 214738, 536845, 1073690, 1260173, 2520346, 6300865, 12601730, 23943287, 47886574, 119716435, 239432870]

約数ペア:

[(1, 239432870), (2, 119716435), (5, 47886574), (10, 23943287), (19, 12601730), (38, 6300865), (95, 2520346), (190, 1260173), (223, 1073690), (446, 536845), (1115, 214738), (2230, 107369), (4237, 56510), (5651, 42370), (8474, 28255), (11302, 21185)]