2511556990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{574727}}^1$

素因数の和:574776

約数の個数: 32

約数和(自身を含む): 4965649920

約数和(自身を除く): 2454092930

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 115, 190, 230, 437, 874, 2185, 4370, 574727, 1149454, 2873635, 5747270, 10919813, 13218721, 21839626, 26437442, 54599065, 66093605, 109198130, 132187210, 251155699, 502311398, 1255778495, 2511556990]

約数ペア:

[(1, 2511556990), (2, 1255778495), (5, 502311398), (10, 251155699), (19, 132187210), (23, 109198130), (38, 66093605), (46, 54599065), (95, 26437442), (115, 21839626), (190, 13218721), (230, 10919813), (437, 5747270), (874, 2873635), (2185, 1149454), (4370, 574727)]