28255740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{487}}^1\times {\mathrm{967}}^1$

素因数の和:1466

約数の個数: 48

約数和(自身を含む): 79360512

約数和(自身を除く): 51104772

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 487, 967, 974, 1461, 1934, 1948, 2435, 2901, 2922, 3868, 4835, 4870, 5802, 5844, 7305, 9670, 9740, 11604, 14505, 14610, 19340, 29010, 29220, 58020, 470929, 941858, 1412787, 1883716, 2354645, 2825574, 4709290, 5651148, 7063935, 9418580, 14127870, 28255740]

約数ペア:

[(1, 28255740), (2, 14127870), (3, 9418580), (4, 7063935), (5, 5651148), (6, 4709290), (10, 2825574), (12, 2354645), (15, 1883716), (20, 1412787), (30, 941858), (60, 470929), (487, 58020), (967, 29220), (974, 29010), (1461, 19340), (1934, 14610), (1948, 14505), (2435, 11604), (2901, 9740), (2922, 9670), (3868, 7305), (4835, 5844), (4870, 5802)]