22121440

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{12569}}^1$

素因数の和:12595

約数の個数: 48

約数和(自身を含む): 57017520

約数和(自身を除く): 34896080

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 12569, 25138, 50276, 62845, 100552, 125690, 138259, 201104, 251380, 276518, 402208, 502760, 553036, 691295, 1005520, 1106072, 1382590, 2011040, 2212144, 2765180, 4424288, 5530360, 11060720, 22121440]

約数ペア:

[(1, 22121440), (2, 11060720), (4, 5530360), (5, 4424288), (8, 2765180), (10, 2212144), (11, 2011040), (16, 1382590), (20, 1106072), (22, 1005520), (32, 691295), (40, 553036), (44, 502760), (55, 402208), (80, 276518), (88, 251380), (110, 201104), (160, 138259), (176, 125690), (220, 100552), (352, 62845), (440, 50276), (880, 25138), (1760, 12569)]