38542720

素因数分解:

$2^7\times 5^1\times {\mathrm{60223}}^1$

素因数の和:60242

約数の個数: 32

約数和(自身を含む): 92142720

約数和(自身を除く): 53600000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 60223, 120446, 240892, 301115, 481784, 602230, 963568, 1204460, 1927136, 2408920, 3854272, 4817840, 7708544, 9635680, 19271360, 38542720]

約数ペア:

[(1, 38542720), (2, 19271360), (4, 9635680), (5, 7708544), (8, 4817840), (10, 3854272), (16, 2408920), (20, 1927136), (32, 1204460), (40, 963568), (64, 602230), (80, 481784), (128, 301115), (160, 240892), (320, 120446), (640, 60223)]