19447920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{27011}}^1$

素因数の和:27030

約数の個数: 60

約数和(自身を含む): 65315016

約数和(自身を除く): 45867096

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, 27011, 54022, 81033, 108044, 135055, 162066, 216088, 243099, 270110, 324132, 405165, 432176, 486198, 540220, 648264, 810330, 972396, 1080440, 1215495, 1296528, 1620660, 1944792, 2160880, 2430990, 3241320, 3889584, 4861980, 6482640, 9723960, 19447920]

約数ペア:

[(1, 19447920), (2, 9723960), (3, 6482640), (4, 4861980), (5, 3889584), (6, 3241320), (8, 2430990), (9, 2160880), (10, 1944792), (12, 1620660), (15, 1296528), (16, 1215495), (18, 1080440), (20, 972396), (24, 810330), (30, 648264), (36, 540220), (40, 486198), (45, 432176), (48, 405165), (60, 324132), (72, 270110), (80, 243099), (90, 216088), (120, 162066), (144, 135055), (180, 108044), (240, 81033), (360, 54022), (720, 27011)]