90797780

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{110729}}^1$

素因数の和:110779

約数の個数: 24

約数和(自身を含む): 195327720

約数和(自身を除く): 104529940

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 110729, 221458, 442916, 553645, 1107290, 2214580, 4539889, 9079778, 18159556, 22699445, 45398890, 90797780]

約数ペア:

[(1, 90797780), (2, 45398890), (4, 22699445), (5, 18159556), (10, 9079778), (20, 4539889), (41, 2214580), (82, 1107290), (164, 553645), (205, 442916), (410, 221458), (820, 110729)]