129338020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{17431}}^1$

素因数の和:17500

約数の個数: 48

約数和(自身を含む): 316286208

約数和(自身を除く): 186948188

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 106, 140, 212, 265, 371, 530, 742, 1060, 1484, 1855, 3710, 7420, 17431, 34862, 69724, 87155, 122017, 174310, 244034, 348620, 488068, 610085, 923843, 1220170, 1847686, 2440340, 3695372, 4619215, 6466901, 9238430, 12933802, 18476860, 25867604, 32334505, 64669010, 129338020]

約数ペア:

[(1, 129338020), (2, 64669010), (4, 32334505), (5, 25867604), (7, 18476860), (10, 12933802), (14, 9238430), (20, 6466901), (28, 4619215), (35, 3695372), (53, 2440340), (70, 1847686), (106, 1220170), (140, 923843), (212, 610085), (265, 488068), (371, 348620), (530, 244034), (742, 174310), (1060, 122017), (1484, 87155), (1855, 69724), (3710, 34862), (7420, 17431)]