5420348620

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1375723}}^1$

素因数の和:1375929

約数の個数: 24

約数和(自身を含む): 11440520784

約数和(自身を除く): 6020172164

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 3940, 1375723, 2751446, 5502892, 6878615, 13757230, 27514460, 271017431, 542034862, 1084069724, 1355087155, 2710174310, 5420348620]

約数ペア:

[(1, 5420348620), (2, 2710174310), (4, 1355087155), (5, 1084069724), (10, 542034862), (20, 271017431), (197, 27514460), (394, 13757230), (788, 6878615), (985, 5502892), (1970, 2751446), (3940, 1375723)]