418880660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{11681}}^1$

素因数の和:11864

約数の個数: 48

約数和(自身を含む): 965587392

約数和(自身を除く): 546706732

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 163, 220, 326, 652, 815, 1630, 1793, 3260, 3586, 7172, 8965, 11681, 17930, 23362, 35860, 46724, 58405, 116810, 128491, 233620, 256982, 513964, 642455, 1284910, 1904003, 2569820, 3808006, 7616012, 9520015, 19040030, 20944033, 38080060, 41888066, 83776132, 104720165, 209440330, 418880660]

約数ペア:

[(1, 418880660), (2, 209440330), (4, 104720165), (5, 83776132), (10, 41888066), (11, 38080060), (20, 20944033), (22, 19040030), (44, 9520015), (55, 7616012), (110, 3808006), (163, 2569820), (220, 1904003), (326, 1284910), (652, 642455), (815, 513964), (1630, 256982), (1793, 233620), (3260, 128491), (3586, 116810), (7172, 58405), (8965, 46724), (11681, 35860), (17930, 23362)]