2018240140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{244339}}^1$

素因数の和:244414

約数の個数: 48

約数和(自身を含む): 4925894400

約数和(自身を除く): 2907654260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 59, 70, 118, 140, 236, 295, 413, 590, 826, 1180, 1652, 2065, 4130, 8260, 244339, 488678, 977356, 1221695, 1710373, 2443390, 3420746, 4886780, 6841492, 8551865, 14416001, 17103730, 28832002, 34207460, 57664004, 72080005, 100912007, 144160010, 201824014, 288320020, 403648028, 504560035, 1009120070, 2018240140]

約数ペア:

[(1, 2018240140), (2, 1009120070), (4, 504560035), (5, 403648028), (7, 288320020), (10, 201824014), (14, 144160010), (20, 100912007), (28, 72080005), (35, 57664004), (59, 34207460), (70, 28832002), (118, 17103730), (140, 14416001), (236, 8551865), (295, 6841492), (413, 4886780), (590, 3420746), (826, 2443390), (1180, 1710373), (1652, 1221695), (2065, 977356), (4130, 488678), (8260, 244339)]