12790990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2927}}^1$

素因数の和:2976

約数の個数: 32

約数和(自身を含む): 25297920

約数和(自身を除く): 12506930

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 115, 190, 230, 437, 874, 2185, 2927, 4370, 5854, 14635, 29270, 55613, 67321, 111226, 134642, 278065, 336605, 556130, 673210, 1279099, 2558198, 6395495, 12790990]

約数ペア:

[(1, 12790990), (2, 6395495), (5, 2558198), (10, 1279099), (19, 673210), (23, 556130), (38, 336605), (46, 278065), (95, 134642), (115, 111226), (190, 67321), (230, 55613), (437, 29270), (874, 14635), (2185, 5854), (2927, 4370)]