16738760

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{13499}}^1$

素因数の和:13541

約数の個数: 32

約数和(自身を含む): 38880000

約数和(自身を除く): 22141240

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 13499, 26998, 53996, 67495, 107992, 134990, 269980, 418469, 539960, 836938, 1673876, 2092345, 3347752, 4184690, 8369380, 16738760]

約数ペア:

[(1, 16738760), (2, 8369380), (4, 4184690), (5, 3347752), (8, 2092345), (10, 1673876), (20, 836938), (31, 539960), (40, 418469), (62, 269980), (124, 134990), (155, 107992), (248, 67495), (310, 53996), (620, 26998), (1240, 13499)]