40339160

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{499}}^1$

素因数の和:600

約数の個数: 64

約数和(自身を含む): 95040000

約数和(自身を除く): 54700840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 47, 86, 94, 172, 188, 215, 235, 344, 376, 430, 470, 499, 860, 940, 998, 1720, 1880, 1996, 2021, 2495, 3992, 4042, 4990, 8084, 9980, 10105, 16168, 19960, 20210, 21457, 23453, 40420, 42914, 46906, 80840, 85828, 93812, 107285, 117265, 171656, 187624, 214570, 234530, 429140, 469060, 858280, 938120, 1008479, 2016958, 4033916, 5042395, 8067832, 10084790, 20169580, 40339160]

約数ペア:

[(1, 40339160), (2, 20169580), (4, 10084790), (5, 8067832), (8, 5042395), (10, 4033916), (20, 2016958), (40, 1008479), (43, 938120), (47, 858280), (86, 469060), (94, 429140), (172, 234530), (188, 214570), (215, 187624), (235, 171656), (344, 117265), (376, 107285), (430, 93812), (470, 85828), (499, 80840), (860, 46906), (940, 42914), (998, 40420), (1720, 23453), (1880, 21457), (1996, 20210), (2021, 19960), (2495, 16168), (3992, 10105), (4042, 9980), (4990, 8084)]