2488140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{601}}^1$

素因数の和:639

約数の個数: 72

約数和(自身を含む): 7888608

約数和(自身を除く): 5400468

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 601, 690, 828, 1035, 1202, 1380, 1803, 2070, 2404, 3005, 3606, 4140, 5409, 6010, 7212, 9015, 10818, 12020, 13823, 18030, 21636, 27045, 27646, 36060, 41469, 54090, 55292, 69115, 82938, 108180, 124407, 138230, 165876, 207345, 248814, 276460, 414690, 497628, 622035, 829380, 1244070, 2488140]

約数ペア:

[(1, 2488140), (2, 1244070), (3, 829380), (4, 622035), (5, 497628), (6, 414690), (9, 276460), (10, 248814), (12, 207345), (15, 165876), (18, 138230), (20, 124407), (23, 108180), (30, 82938), (36, 69115), (45, 55292), (46, 54090), (60, 41469), (69, 36060), (90, 27646), (92, 27045), (115, 21636), (138, 18030), (180, 13823), (207, 12020), (230, 10818), (276, 9015), (345, 7212), (414, 6010), (460, 5409), (601, 4140), (690, 3606), (828, 3005), (1035, 2404), (1202, 2070), (1380, 1803)]