202920580

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{443}}^1\times {\mathrm{619}}^1$

素因数の和:1108

約数の個数: 48

約数和(自身を含む): 439346880

約数和(自身を除く): 236426300

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 443, 619, 740, 886, 1238, 1772, 2215, 2476, 3095, 4430, 6190, 8860, 12380, 16391, 22903, 32782, 45806, 65564, 81955, 91612, 114515, 163910, 229030, 274217, 327820, 458060, 548434, 1096868, 1371085, 2742170, 5484340, 10146029, 20292058, 40584116, 50730145, 101460290, 202920580]

約数ペア:

[(1, 202920580), (2, 101460290), (4, 50730145), (5, 40584116), (10, 20292058), (20, 10146029), (37, 5484340), (74, 2742170), (148, 1371085), (185, 1096868), (370, 548434), (443, 458060), (619, 327820), (740, 274217), (886, 229030), (1238, 163910), (1772, 114515), (2215, 91612), (2476, 81955), (3095, 65564), (4430, 45806), (6190, 32782), (8860, 22903), (12380, 16391)]