27954890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{6397}}^1$

素因数の和:6446

約数の個数: 32

約数和(自身を含む): 55278720

約数和(自身を除く): 27323830

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 115, 190, 230, 437, 874, 2185, 4370, 6397, 12794, 31985, 63970, 121543, 147131, 243086, 294262, 607715, 735655, 1215430, 1471310, 2795489, 5590978, 13977445, 27954890]

約数ペア:

[(1, 27954890), (2, 13977445), (5, 5590978), (10, 2795489), (19, 1471310), (23, 1215430), (38, 735655), (46, 607715), (95, 294262), (115, 243086), (190, 147131), (230, 121543), (437, 63970), (874, 31985), (2185, 12794), (4370, 6397)]