641729520440

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{943719883}}^1$

素因数の和:943719911

約数の個数: 32

約数和(自身を含む): 1528826212080

約数和(自身を除く): 887096691640

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 943719883, 1887439766, 3774879532, 4718599415, 7549759064, 9437198830, 16043238011, 18874397660, 32086476022, 37748795320, 64172952044, 80216190055, 128345904088, 160432380110, 320864760220, 641729520440]

約数ペア:

[(1, 641729520440), (2, 320864760220), (4, 160432380110), (5, 128345904088), (8, 80216190055), (10, 64172952044), (17, 37748795320), (20, 32086476022), (34, 18874397660), (40, 16043238011), (68, 9437198830), (85, 7549759064), (136, 4718599415), (170, 3774879532), (340, 1887439766), (680, 943719883)]