11915540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6547}}^1$

素因数の和:6576

約数の個数: 48

約数和(自身を含む): 30801792

約数和(自身を除く): 18886252

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 6547, 13094, 26188, 32735, 45829, 65470, 85111, 91658, 130940, 170222, 183316, 229145, 340444, 425555, 458290, 595777, 851110, 916580, 1191554, 1702220, 2383108, 2978885, 5957770, 11915540]

約数ペア:

[(1, 11915540), (2, 5957770), (4, 2978885), (5, 2383108), (7, 1702220), (10, 1191554), (13, 916580), (14, 851110), (20, 595777), (26, 458290), (28, 425555), (35, 340444), (52, 229145), (65, 183316), (70, 170222), (91, 130940), (130, 91658), (140, 85111), (182, 65470), (260, 45829), (364, 32735), (455, 26188), (910, 13094), (1820, 6547)]