420187888

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{44587}}^1$

素因数の和:44645

約数の個数: 40

約数和(自身を含む): 884625920

約数和(自身を除く): 464438032

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 62, 76, 124, 152, 248, 304, 496, 589, 1178, 2356, 4712, 9424, 44587, 89174, 178348, 356696, 713392, 847153, 1382197, 1694306, 2764394, 3388612, 5528788, 6777224, 11057576, 13554448, 22115152, 26261743, 52523486, 105046972, 210093944, 420187888]

約数ペア:

[(1, 420187888), (2, 210093944), (4, 105046972), (8, 52523486), (16, 26261743), (19, 22115152), (31, 13554448), (38, 11057576), (62, 6777224), (76, 5528788), (124, 3388612), (152, 2764394), (248, 1694306), (304, 1382197), (496, 847153), (589, 713392), (1178, 356696), (2356, 178348), (4712, 89174), (9424, 44587)]