16490540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{3259}}^1$

素因数の和:3302

約数の個数: 48

約数和(自身を含む): 39432960

約数和(自身を除く): 22942420

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 460, 506, 1012, 1265, 2530, 3259, 5060, 6518, 13036, 16295, 32590, 35849, 65180, 71698, 74957, 143396, 149914, 179245, 299828, 358490, 374785, 716980, 749570, 824527, 1499140, 1649054, 3298108, 4122635, 8245270, 16490540]

約数ペア:

[(1, 16490540), (2, 8245270), (4, 4122635), (5, 3298108), (10, 1649054), (11, 1499140), (20, 824527), (22, 749570), (23, 716980), (44, 374785), (46, 358490), (55, 299828), (92, 179245), (110, 149914), (115, 143396), (220, 74957), (230, 71698), (253, 65180), (460, 35849), (506, 32590), (1012, 16295), (1265, 13036), (2530, 6518), (3259, 5060)]