117276520

素因数分解:

$2^3\times 5^1\times {\mathrm{691}}^1\times {\mathrm{4243}}^1$

素因数の和:4945

約数の個数: 32

約数和(自身を含む): 264316320

約数和(自身を除く): 147039800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 691, 1382, 2764, 3455, 4243, 5528, 6910, 8486, 13820, 16972, 21215, 27640, 33944, 42430, 84860, 169720, 2931913, 5863826, 11727652, 14659565, 23455304, 29319130, 58638260, 117276520]

約数ペア:

[(1, 117276520), (2, 58638260), (4, 29319130), (5, 23455304), (8, 14659565), (10, 11727652), (20, 5863826), (40, 2931913), (691, 169720), (1382, 84860), (2764, 42430), (3455, 33944), (4243, 27640), (5528, 21215), (6910, 16972), (8486, 13820)]