56745040

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{64483}}^1$

素因数の和:64507

約数の個数: 40

約数和(自身を含む): 143928288

約数和(自身を除く): 87183248

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 64483, 128966, 257932, 322415, 515864, 644830, 709313, 1031728, 1289660, 1418626, 2579320, 2837252, 3546565, 5158640, 5674504, 7093130, 11349008, 14186260, 28372520, 56745040]

約数ペア:

[(1, 56745040), (2, 28372520), (4, 14186260), (5, 11349008), (8, 7093130), (10, 5674504), (11, 5158640), (16, 3546565), (20, 2837252), (22, 2579320), (40, 1418626), (44, 1289660), (55, 1031728), (80, 709313), (88, 644830), (110, 515864), (176, 322415), (220, 257932), (440, 128966), (880, 64483)]