352340

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{223}}^1$

素因数の和:311

約数の個数: 24

約数和(自身を含む): 752640

約数和(自身を除く): 400300

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 223, 316, 395, 446, 790, 892, 1115, 1580, 2230, 4460, 17617, 35234, 70468, 88085, 176170, 352340]

約数ペア:

[(1, 352340), (2, 176170), (4, 88085), (5, 70468), (10, 35234), (20, 17617), (79, 4460), (158, 2230), (223, 1580), (316, 1115), (395, 892), (446, 790)]