3038980

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{443}}^1$

素因数の和:473

約数の個数: 48

約数和(自身を含む): 7459200

約数和(自身を除く): 4420220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 443, 490, 686, 886, 980, 1372, 1715, 1772, 2215, 3101, 3430, 4430, 6202, 6860, 8860, 12404, 15505, 21707, 31010, 43414, 62020, 86828, 108535, 151949, 217070, 303898, 434140, 607796, 759745, 1519490, 3038980]

約数ペア:

[(1, 3038980), (2, 1519490), (4, 759745), (5, 607796), (7, 434140), (10, 303898), (14, 217070), (20, 151949), (28, 108535), (35, 86828), (49, 62020), (70, 43414), (98, 31010), (140, 21707), (196, 15505), (245, 12404), (343, 8860), (443, 6860), (490, 6202), (686, 4430), (886, 3430), (980, 3101), (1372, 2215), (1715, 1772)]