12819970

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{401}}^1$

素因数の和:570

約数の個数: 32

約数和(自身を含む): 24312960

約数和(自身を除く): 11492990

約数列:

[1, 2, 5, 10, 23, 46, 115, 139, 230, 278, 401, 695, 802, 1390, 2005, 3197, 4010, 6394, 9223, 15985, 18446, 31970, 46115, 55739, 92230, 111478, 278695, 557390, 1281997, 2563994, 6409985, 12819970]

約数ペア:

[(1, 12819970), (2, 6409985), (5, 2563994), (10, 1281997), (23, 557390), (46, 278695), (115, 111478), (139, 92230), (230, 55739), (278, 46115), (401, 31970), (695, 18446), (802, 15985), (1390, 9223), (2005, 6394), (3197, 4010)]