20575680

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{21433}}^1$

素因数の和:21453

約数の個数: 56

約数和(自身を含む): 65330832

約数和(自身を除く): 44755152

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 21433, 42866, 64299, 85732, 107165, 128598, 171464, 214330, 257196, 321495, 342928, 428660, 514392, 642990, 685856, 857320, 1028784, 1285980, 1371712, 1714640, 2057568, 2571960, 3429280, 4115136, 5143920, 6858560, 10287840, 20575680]

約数ペア:

[(1, 20575680), (2, 10287840), (3, 6858560), (4, 5143920), (5, 4115136), (6, 3429280), (8, 2571960), (10, 2057568), (12, 1714640), (15, 1371712), (16, 1285980), (20, 1028784), (24, 857320), (30, 685856), (32, 642990), (40, 514392), (48, 428660), (60, 342928), (64, 321495), (80, 257196), (96, 214330), (120, 171464), (160, 128598), (192, 107165), (240, 85732), (320, 64299), (480, 42866), (960, 21433)]