29431160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{66889}}^1$

素因数の和:66911

約数の個数: 32

約数和(自身を含む): 72241200

約数和(自身を除く): 42810040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 66889, 133778, 267556, 334445, 535112, 668890, 735779, 1337780, 1471558, 2675560, 2943116, 3678895, 5886232, 7357790, 14715580, 29431160]

約数ペア:

[(1, 29431160), (2, 14715580), (4, 7357790), (5, 5886232), (8, 3678895), (10, 2943116), (11, 2675560), (20, 1471558), (22, 1337780), (40, 735779), (44, 668890), (55, 535112), (88, 334445), (110, 267556), (220, 133778), (440, 66889)]