20614320

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{28631}}^1$

素因数の和:28650

約数の個数: 60

約数和(自身を含む): 69232176

約数和(自身を除く): 48617856

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 28631, 57262, 85893, 114524, 143155, 171786, 229048, 257679, 286310, 343572, 429465, 458096, 515358, 572620, 687144, 858930, 1030716, 1145240, 1288395, 1374288, 1717860, 2061432, 2290480, 2576790, 3435720, 4122864, 5153580, 6871440, 10307160, 20614320]

約数ペア:

[(1, 20614320), (2, 10307160), (3, 6871440), (4, 5153580), (5, 4122864), (6, 3435720), (8, 2576790), (9, 2290480), (10, 2061432), (12, 1717860), (15, 1374288), (16, 1288395), (18, 1145240), (20, 1030716), (24, 858930), (30, 687144), (36, 572620), (40, 515358), (45, 458096), (48, 429465), (60, 343572), (72, 286310), (80, 257679), (90, 229048), (120, 171786), (144, 143155), (180, 114524), (240, 85893), (360, 57262), (720, 28631)]