1721452970

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{349}}^1\times {\mathrm{11471}}^1$

素因数の和:11870

約数の個数: 32

約数和(自身を含む): 3180038400

約数和(自身を除く): 1458585430

約数列:

[1, 2, 5, 10, 43, 86, 215, 349, 430, 698, 1745, 3490, 11471, 15007, 22942, 30014, 57355, 75035, 114710, 150070, 493253, 986506, 2466265, 4003379, 4932530, 8006758, 20016895, 40033790, 172145297, 344290594, 860726485, 1721452970]

約数ペア:

[(1, 1721452970), (2, 860726485), (5, 344290594), (10, 172145297), (43, 40033790), (86, 20016895), (215, 8006758), (349, 4932530), (430, 4003379), (698, 2466265), (1745, 986506), (3490, 493253), (11471, 150070), (15007, 114710), (22942, 75035), (30014, 57355)]