17551480

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{487}}^1$

素因数の和:568

約数の個数: 64

約数和(自身を含む): 42690240

約数和(自身を除く): 25138760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 53, 68, 85, 106, 136, 170, 212, 265, 340, 424, 487, 530, 680, 901, 974, 1060, 1802, 1948, 2120, 2435, 3604, 3896, 4505, 4870, 7208, 8279, 9010, 9740, 16558, 18020, 19480, 25811, 33116, 36040, 41395, 51622, 66232, 82790, 103244, 129055, 165580, 206488, 258110, 331160, 438787, 516220, 877574, 1032440, 1755148, 2193935, 3510296, 4387870, 8775740, 17551480]

約数ペア:

[(1, 17551480), (2, 8775740), (4, 4387870), (5, 3510296), (8, 2193935), (10, 1755148), (17, 1032440), (20, 877574), (34, 516220), (40, 438787), (53, 331160), (68, 258110), (85, 206488), (106, 165580), (136, 129055), (170, 103244), (212, 82790), (265, 66232), (340, 51622), (424, 41395), (487, 36040), (530, 33116), (680, 25811), (901, 19480), (974, 18020), (1060, 16558), (1802, 9740), (1948, 9010), (2120, 8279), (2435, 7208), (3604, 4870), (3896, 4505)]