2111120

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2399}}^1$

素因数の和:2423

約数の個数: 40

約数和(自身を含む): 5356800

約数和(自身を除く): 3245680

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 2399, 4798, 9596, 11995, 19192, 23990, 26389, 38384, 47980, 52778, 95960, 105556, 131945, 191920, 211112, 263890, 422224, 527780, 1055560, 2111120]

約数ペア:

[(1, 2111120), (2, 1055560), (4, 527780), (5, 422224), (8, 263890), (10, 211112), (11, 191920), (16, 131945), (20, 105556), (22, 95960), (40, 52778), (44, 47980), (55, 38384), (80, 26389), (88, 23990), (110, 19192), (176, 11995), (220, 9596), (440, 4798), (880, 2399)]