201455380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{38891}}^1$

素因数の和:38944

約数の個数: 48

約数和(自身を含む): 496573056

約数和(自身を除く): 295117676

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 518, 740, 1036, 1295, 2590, 5180, 38891, 77782, 155564, 194455, 272237, 388910, 544474, 777820, 1088948, 1361185, 1438967, 2722370, 2877934, 5444740, 5755868, 7194835, 10072769, 14389670, 20145538, 28779340, 40291076, 50363845, 100727690, 201455380]

約数ペア:

[(1, 201455380), (2, 100727690), (4, 50363845), (5, 40291076), (7, 28779340), (10, 20145538), (14, 14389670), (20, 10072769), (28, 7194835), (35, 5755868), (37, 5444740), (70, 2877934), (74, 2722370), (140, 1438967), (148, 1361185), (185, 1088948), (259, 777820), (370, 544474), (518, 388910), (740, 272237), (1036, 194455), (1295, 155564), (2590, 77782), (5180, 38891)]