202801520

素因数分解:

$2^4\times 5^1\times {\mathrm{2535019}}^1$

素因数の和:2535032

約数の個数: 20

約数和(自身を含む): 471513720

約数和(自身を除く): 268712200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2535019, 5070038, 10140076, 12675095, 20280152, 25350190, 40560304, 50700380, 101400760, 202801520]

約数ペア:

[(1, 202801520), (2, 101400760), (4, 50700380), (5, 40560304), (8, 25350190), (10, 20280152), (16, 12675095), (20, 10140076), (40, 5070038), (80, 2535019)]