28980060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{547}}^1\times {\mathrm{883}}^1$

素因数の和:1442

約数の個数: 48

約数和(自身を含む): 81384576

約数和(自身を除く): 52404516

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 547, 883, 1094, 1641, 1766, 2188, 2649, 2735, 3282, 3532, 4415, 5298, 5470, 6564, 8205, 8830, 10596, 10940, 13245, 16410, 17660, 26490, 32820, 52980, 483001, 966002, 1449003, 1932004, 2415005, 2898006, 4830010, 5796012, 7245015, 9660020, 14490030, 28980060]

約数ペア:

[(1, 28980060), (2, 14490030), (3, 9660020), (4, 7245015), (5, 5796012), (6, 4830010), (10, 2898006), (12, 2415005), (15, 1932004), (20, 1449003), (30, 966002), (60, 483001), (547, 52980), (883, 32820), (1094, 26490), (1641, 17660), (1766, 16410), (2188, 13245), (2649, 10940), (2735, 10596), (3282, 8830), (3532, 8205), (4415, 6564), (5298, 5470)]