56275120

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{63949}}^1$

素因数の和:63973

約数の個数: 40

約数和(自身を含む): 142736400

約数和(自身を除く): 86461280

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 63949, 127898, 255796, 319745, 511592, 639490, 703439, 1023184, 1278980, 1406878, 2557960, 2813756, 3517195, 5115920, 5627512, 7034390, 11255024, 14068780, 28137560, 56275120]

約数ペア:

[(1, 56275120), (2, 28137560), (4, 14068780), (5, 11255024), (8, 7034390), (10, 5627512), (11, 5115920), (16, 3517195), (20, 2813756), (22, 2557960), (40, 1406878), (44, 1278980), (55, 1023184), (80, 703439), (88, 639490), (110, 511592), (176, 319745), (220, 255796), (440, 127898), (880, 63949)]