31920780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{23131}}^1$

素因数の和:23166

約数の個数: 48

約数和(自身を含む): 93268224

約数和(自身を除く): 61347444

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 23131, 46262, 69393, 92524, 115655, 138786, 231310, 277572, 346965, 462620, 532013, 693930, 1064026, 1387860, 1596039, 2128052, 2660065, 3192078, 5320130, 6384156, 7980195, 10640260, 15960390, 31920780]

約数ペア:

[(1, 31920780), (2, 15960390), (3, 10640260), (4, 7980195), (5, 6384156), (6, 5320130), (10, 3192078), (12, 2660065), (15, 2128052), (20, 1596039), (23, 1387860), (30, 1064026), (46, 693930), (60, 532013), (69, 462620), (92, 346965), (115, 277572), (138, 231310), (230, 138786), (276, 115655), (345, 92524), (460, 69393), (690, 46262), (1380, 23131)]