2915440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3313}}^1$

素因数の和:3337

約数の個数: 40

約数和(自身を含む): 7396848

約数和(自身を除く): 4481408

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 3313, 6626, 13252, 16565, 26504, 33130, 36443, 53008, 66260, 72886, 132520, 145772, 182215, 265040, 291544, 364430, 583088, 728860, 1457720, 2915440]

約数ペア:

[(1, 2915440), (2, 1457720), (4, 728860), (5, 583088), (8, 364430), (10, 291544), (11, 265040), (16, 182215), (20, 145772), (22, 132520), (40, 72886), (44, 66260), (55, 53008), (80, 36443), (88, 33130), (110, 26504), (176, 16565), (220, 13252), (440, 6626), (880, 3313)]