2955920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3359}}^1$

素因数の和:3383

約数の個数: 40

約数和(自身を含む): 7499520

約数和(自身を除く): 4543600

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 3359, 6718, 13436, 16795, 26872, 33590, 36949, 53744, 67180, 73898, 134360, 147796, 184745, 268720, 295592, 369490, 591184, 738980, 1477960, 2955920]

約数ペア:

[(1, 2955920), (2, 1477960), (4, 738980), (5, 591184), (8, 369490), (10, 295592), (11, 268720), (16, 184745), (20, 147796), (22, 134360), (40, 73898), (44, 67180), (55, 53744), (80, 36949), (88, 33590), (110, 26872), (176, 16795), (220, 13436), (440, 6718), (880, 3359)]