890377924

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{683}}^1\times {\mathrm{1009}}^1$

素因数の和:1732

約数の個数: 48

約数和(自身を含む): 1740916800

約数和(自身を除く): 850538876

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 323, 646, 683, 1009, 1292, 1366, 2018, 2732, 4036, 11611, 12977, 17153, 19171, 23222, 25954, 34306, 38342, 46444, 51908, 68612, 76684, 220609, 325907, 441218, 651814, 689147, 882436, 1303628, 1378294, 2756588, 11715499, 13093793, 23430998, 26187586, 46861996, 52375172, 222594481, 445188962, 890377924]

約数ペア:

[(1, 890377924), (2, 445188962), (4, 222594481), (17, 52375172), (19, 46861996), (34, 26187586), (38, 23430998), (68, 13093793), (76, 11715499), (323, 2756588), (646, 1378294), (683, 1303628), (1009, 882436), (1292, 689147), (1366, 651814), (2018, 441218), (2732, 325907), (4036, 220609), (11611, 76684), (12977, 68612), (17153, 51908), (19171, 46444), (23222, 38342), (25954, 34306)]