86706760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{309667}}^1$

素因数の和:309685

約数の個数: 32

約数和(自身を含む): 222960960

約数和(自身を除く): 136254200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 309667, 619334, 1238668, 1548335, 2167669, 2477336, 3096670, 4335338, 6193340, 8670676, 10838345, 12386680, 17341352, 21676690, 43353380, 86706760]

約数ペア:

[(1, 86706760), (2, 43353380), (4, 21676690), (5, 17341352), (7, 12386680), (8, 10838345), (10, 8670676), (14, 6193340), (20, 4335338), (28, 3096670), (35, 2477336), (40, 2167669), (56, 1548335), (70, 1238668), (140, 619334), (280, 309667)]