19712040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{164267}}^1$

素因数の和:164281

約数の個数: 32

約数和(自身を含む): 59136480

約数和(自身を除く): 39424440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 164267, 328534, 492801, 657068, 821335, 985602, 1314136, 1642670, 1971204, 2464005, 3285340, 3942408, 4928010, 6570680, 9856020, 19712040]

約数ペア:

[(1, 19712040), (2, 9856020), (3, 6570680), (4, 4928010), (5, 3942408), (6, 3285340), (8, 2464005), (10, 1971204), (12, 1642670), (15, 1314136), (20, 985602), (24, 821335), (30, 657068), (40, 492801), (60, 328534), (120, 164267)]