84865480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{303091}}^1$

素因数の和:303109

約数の個数: 32

約数和(自身を含む): 218226240

約数和(自身を除く): 133360760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 303091, 606182, 1212364, 1515455, 2121637, 2424728, 3030910, 4243274, 6061820, 8486548, 10608185, 12123640, 16973096, 21216370, 42432740, 84865480]

約数ペア:

[(1, 84865480), (2, 42432740), (4, 21216370), (5, 16973096), (7, 12123640), (8, 10608185), (10, 8486548), (14, 6061820), (20, 4243274), (28, 3030910), (35, 2424728), (40, 2121637), (56, 1515455), (70, 1212364), (140, 606182), (280, 303091)]