275639890

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{4679}}^1$

素因数の和:4866

約数の個数: 32

約数和(自身を含む): 511505280

約数和(自身を除く): 235865390

約数列:

[1, 2, 5, 10, 43, 86, 137, 215, 274, 430, 685, 1370, 4679, 5891, 9358, 11782, 23395, 29455, 46790, 58910, 201197, 402394, 641023, 1005985, 1282046, 2011970, 3205115, 6410230, 27563989, 55127978, 137819945, 275639890]

約数ペア:

[(1, 275639890), (2, 137819945), (5, 55127978), (10, 27563989), (43, 6410230), (86, 3205115), (137, 2011970), (215, 1282046), (274, 1005985), (430, 641023), (685, 402394), (1370, 201197), (4679, 58910), (5891, 46790), (9358, 29455), (11782, 23395)]