56066840

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{881}}^1$

素因数の和:972

約数の個数: 64

約数和(自身を含む): 132723360

約数和(自身を除く): 76656520

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 43, 74, 86, 148, 172, 185, 215, 296, 344, 370, 430, 740, 860, 881, 1480, 1591, 1720, 1762, 3182, 3524, 4405, 6364, 7048, 7955, 8810, 12728, 15910, 17620, 31820, 32597, 35240, 37883, 63640, 65194, 75766, 130388, 151532, 162985, 189415, 260776, 303064, 325970, 378830, 651940, 757660, 1303880, 1401671, 1515320, 2803342, 5606684, 7008355, 11213368, 14016710, 28033420, 56066840]

約数ペア:

[(1, 56066840), (2, 28033420), (4, 14016710), (5, 11213368), (8, 7008355), (10, 5606684), (20, 2803342), (37, 1515320), (40, 1401671), (43, 1303880), (74, 757660), (86, 651940), (148, 378830), (172, 325970), (185, 303064), (215, 260776), (296, 189415), (344, 162985), (370, 151532), (430, 130388), (740, 75766), (860, 65194), (881, 63640), (1480, 37883), (1591, 35240), (1720, 32597), (1762, 31820), (3182, 17620), (3524, 15910), (4405, 12728), (6364, 8810), (7048, 7955)]