193358720

素因数分解:

$2^7\times 5^1\times {\mathrm{302123}}^1$

素因数の和:302142

約数の個数: 32

約数和(自身を含む): 462249720

約数和(自身を除く): 268891000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 302123, 604246, 1208492, 1510615, 2416984, 3021230, 4833968, 6042460, 9667936, 12084920, 19335872, 24169840, 38671744, 48339680, 96679360, 193358720]

約数ペア:

[(1, 193358720), (2, 96679360), (4, 48339680), (5, 38671744), (8, 24169840), (10, 19335872), (16, 12084920), (20, 9667936), (32, 6042460), (40, 4833968), (64, 3021230), (80, 2416984), (128, 1510615), (160, 1208492), (320, 604246), (640, 302123)]