2796605680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3177961}}^1$

素因数の和:3177985

約数の個数: 40

約数和(自身を含む): 7093211184

約数和(自身を除く): 4296605504

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 3177961, 6355922, 12711844, 15889805, 25423688, 31779610, 34957571, 50847376, 63559220, 69915142, 127118440, 139830284, 174787855, 254236880, 279660568, 349575710, 559321136, 699151420, 1398302840, 2796605680]

約数ペア:

[(1, 2796605680), (2, 1398302840), (4, 699151420), (5, 559321136), (8, 349575710), (10, 279660568), (11, 254236880), (16, 174787855), (20, 139830284), (22, 127118440), (40, 69915142), (44, 63559220), (55, 50847376), (80, 34957571), (88, 31779610), (110, 25423688), (176, 15889805), (220, 12711844), (440, 6355922), (880, 3177961)]