40129210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{4099}}^1$

素因数の和:4206

約数の個数: 32

約数和(自身を含む): 79704000

約数和(自身を除く): 39574790

約数列:

[1, 2, 5, 10, 11, 22, 55, 89, 110, 178, 445, 890, 979, 1958, 4099, 4895, 8198, 9790, 20495, 40990, 45089, 90178, 225445, 364811, 450890, 729622, 1824055, 3648110, 4012921, 8025842, 20064605, 40129210]

約数ペア:

[(1, 40129210), (2, 20064605), (5, 8025842), (10, 4012921), (11, 3648110), (22, 1824055), (55, 729622), (89, 450890), (110, 364811), (178, 225445), (445, 90178), (890, 45089), (979, 40990), (1958, 20495), (4099, 9790), (4895, 8198)]