19854060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{14387}}^1$

素因数の和:14422

約数の個数: 48

約数和(自身を含む): 58012416

約数和(自身を除く): 38158356

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 14387, 28774, 43161, 57548, 71935, 86322, 143870, 172644, 215805, 287740, 330901, 431610, 661802, 863220, 992703, 1323604, 1654505, 1985406, 3309010, 3970812, 4963515, 6618020, 9927030, 19854060]

約数ペア:

[(1, 19854060), (2, 9927030), (3, 6618020), (4, 4963515), (5, 3970812), (6, 3309010), (10, 1985406), (12, 1654505), (15, 1323604), (20, 992703), (23, 863220), (30, 661802), (46, 431610), (60, 330901), (69, 287740), (92, 215805), (115, 172644), (138, 143870), (230, 86322), (276, 71935), (345, 57548), (460, 43161), (690, 28774), (1380, 14387)]