28688110

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{6361}}^1$

素因数の和:6420

約数の個数: 32

約数和(自身を含む): 57716064

約数和(自身を除く): 29027954

約数列:

[1, 2, 5, 10, 11, 22, 41, 55, 82, 110, 205, 410, 451, 902, 2255, 4510, 6361, 12722, 31805, 63610, 69971, 139942, 260801, 349855, 521602, 699710, 1304005, 2608010, 2868811, 5737622, 14344055, 28688110]

約数ペア:

[(1, 28688110), (2, 14344055), (5, 5737622), (10, 2868811), (11, 2608010), (22, 1304005), (41, 699710), (55, 521602), (82, 349855), (110, 260801), (205, 139942), (410, 69971), (451, 63610), (902, 31805), (2255, 12722), (4510, 6361)]