4543990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{409}}^1$

素因数の和:528

約数の個数: 32

約数和(自身を含む): 9033120

約数和(自身を除く): 4489130

約数列:

[1, 2, 5, 10, 11, 22, 55, 101, 110, 202, 409, 505, 818, 1010, 1111, 2045, 2222, 4090, 4499, 5555, 8998, 11110, 22495, 41309, 44990, 82618, 206545, 413090, 454399, 908798, 2271995, 4543990]

約数ペア:

[(1, 4543990), (2, 2271995), (5, 908798), (10, 454399), (11, 413090), (22, 206545), (55, 82618), (101, 44990), (110, 41309), (202, 22495), (409, 11110), (505, 8998), (818, 5555), (1010, 4499), (1111, 4090), (2045, 2222)]