16639320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{138661}}^1$

素因数の和:138675

約数の個数: 32

約数和(自身を含む): 49918320

約数和(自身を除く): 33279000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 138661, 277322, 415983, 554644, 693305, 831966, 1109288, 1386610, 1663932, 2079915, 2773220, 3327864, 4159830, 5546440, 8319660, 16639320]

約数ペア:

[(1, 16639320), (2, 8319660), (3, 5546440), (4, 4159830), (5, 3327864), (6, 2773220), (8, 2079915), (10, 1663932), (12, 1386610), (15, 1109288), (20, 831966), (24, 693305), (30, 554644), (40, 415983), (60, 277322), (120, 138661)]