20974950

素因数分解:

$2^1\times 3^4\times 5^2\times {\mathrm{5179}}^1$

素因数の和:5203

約数の個数: 60

約数和(自身を含む): 58290540

約数和(自身を除く): 37315590

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 75, 81, 90, 135, 150, 162, 225, 270, 405, 450, 675, 810, 1350, 2025, 4050, 5179, 10358, 15537, 25895, 31074, 46611, 51790, 77685, 93222, 129475, 139833, 155370, 233055, 258950, 279666, 388425, 419499, 466110, 699165, 776850, 838998, 1165275, 1398330, 2097495, 2330550, 3495825, 4194990, 6991650, 10487475, 20974950]

約数ペア:

[(1, 20974950), (2, 10487475), (3, 6991650), (5, 4194990), (6, 3495825), (9, 2330550), (10, 2097495), (15, 1398330), (18, 1165275), (25, 838998), (27, 776850), (30, 699165), (45, 466110), (50, 419499), (54, 388425), (75, 279666), (81, 258950), (90, 233055), (135, 155370), (150, 139833), (162, 129475), (225, 93222), (270, 77685), (405, 51790), (450, 46611), (675, 31074), (810, 25895), (1350, 15537), (2025, 10358), (4050, 5179)]