15487720

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{5779}}^1$

素因数の和:5857

約数の個数: 32

約数和(自身を含む): 35373600

約数和(自身を除く): 19885880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 5779, 11558, 23116, 28895, 46232, 57790, 115580, 231160, 387193, 774386, 1548772, 1935965, 3097544, 3871930, 7743860, 15487720]

約数ペア:

[(1, 15487720), (2, 7743860), (4, 3871930), (5, 3097544), (8, 1935965), (10, 1548772), (20, 774386), (40, 387193), (67, 231160), (134, 115580), (268, 57790), (335, 46232), (536, 28895), (670, 23116), (1340, 11558), (2680, 5779)]