15540040

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{22853}}^1$

素因数の和:22881

約数の個数: 32

約数和(自身を含む): 37023480

約数和(自身を除く): 21483440

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 22853, 45706, 91412, 114265, 182824, 228530, 388501, 457060, 777002, 914120, 1554004, 1942505, 3108008, 3885010, 7770020, 15540040]

約数ペア:

[(1, 15540040), (2, 7770020), (4, 3885010), (5, 3108008), (8, 1942505), (10, 1554004), (17, 914120), (20, 777002), (34, 457060), (40, 388501), (68, 228530), (85, 182824), (136, 114265), (170, 91412), (340, 45706), (680, 22853)]