9939139520

素因数分解:

$2^6\times 5^1\times {\mathrm{31059811}}^1$

素因数の和:31059828

約数の個数: 28

約数和(自身を含む): 23667576744

約数和(自身を除く): 13728437224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 31059811, 62119622, 124239244, 155299055, 248478488, 310598110, 496956976, 621196220, 993913952, 1242392440, 1987827904, 2484784880, 4969569760, 9939139520]

約数ペア:

[(1, 9939139520), (2, 4969569760), (4, 2484784880), (5, 1987827904), (8, 1242392440), (10, 993913952), (16, 621196220), (20, 496956976), (32, 310598110), (40, 248478488), (64, 155299055), (80, 124239244), (160, 62119622), (320, 31059811)]