2254120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:178

約数の個数: 64

約数和(自身を含む): 5702400

約数和(自身を除く): 3448280

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 47, 55, 88, 94, 109, 110, 188, 218, 220, 235, 376, 436, 440, 470, 517, 545, 872, 940, 1034, 1090, 1199, 1880, 2068, 2180, 2398, 2585, 4136, 4360, 4796, 5123, 5170, 5995, 9592, 10246, 10340, 11990, 20492, 20680, 23980, 25615, 40984, 47960, 51230, 56353, 102460, 112706, 204920, 225412, 281765, 450824, 563530, 1127060, 2254120]

約数ペア:

[(1, 2254120), (2, 1127060), (4, 563530), (5, 450824), (8, 281765), (10, 225412), (11, 204920), (20, 112706), (22, 102460), (40, 56353), (44, 51230), (47, 47960), (55, 40984), (88, 25615), (94, 23980), (109, 20680), (110, 20492), (188, 11990), (218, 10340), (220, 10246), (235, 9592), (376, 5995), (436, 5170), (440, 5123), (470, 4796), (517, 4360), (545, 4136), (872, 2585), (940, 2398), (1034, 2180), (1090, 2068), (1199, 1880)]