321530

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:134

約数の個数: 32

約数和(自身を含む): 656640

約数和(自身を除く): 335110

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 79, 110, 158, 185, 370, 395, 407, 790, 814, 869, 1738, 2035, 2923, 4070, 4345, 5846, 8690, 14615, 29230, 32153, 64306, 160765, 321530]

約数ペア:

[(1, 321530), (2, 160765), (5, 64306), (10, 32153), (11, 29230), (22, 14615), (37, 8690), (55, 5846), (74, 4345), (79, 4070), (110, 2923), (158, 2035), (185, 1738), (370, 869), (395, 814), (407, 790)]