16027220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{277}}^1$

素因数の和:560

約数の個数: 48

約数和(自身を含む): 36989568

約数和(自身を除く): 20962348

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 263, 277, 526, 554, 1052, 1108, 1315, 1385, 2630, 2770, 2893, 3047, 5260, 5540, 5786, 6094, 11572, 12188, 14465, 15235, 28930, 30470, 57860, 60940, 72851, 145702, 291404, 364255, 728510, 801361, 1457020, 1602722, 3205444, 4006805, 8013610, 16027220]

約数ペア:

[(1, 16027220), (2, 8013610), (4, 4006805), (5, 3205444), (10, 1602722), (11, 1457020), (20, 801361), (22, 728510), (44, 364255), (55, 291404), (110, 145702), (220, 72851), (263, 60940), (277, 57860), (526, 30470), (554, 28930), (1052, 15235), (1108, 14465), (1315, 12188), (1385, 11572), (2630, 6094), (2770, 5786), (2893, 5540), (3047, 5260)]