1997541280

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{1783519}}^1$

素因数の和:1783541

約数の個数: 48

約数和(自身を含む): 5393364480

約数和(自身を除く): 3395823200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 1783519, 3567038, 7134076, 8917595, 12484633, 14268152, 17835190, 24969266, 28536304, 35670380, 49938532, 57072608, 62423165, 71340760, 99877064, 124846330, 142681520, 199754128, 249692660, 285363040, 399508256, 499385320, 998770640, 1997541280]

約数ペア:

[(1, 1997541280), (2, 998770640), (4, 499385320), (5, 399508256), (7, 285363040), (8, 249692660), (10, 199754128), (14, 142681520), (16, 124846330), (20, 99877064), (28, 71340760), (32, 62423165), (35, 57072608), (40, 49938532), (56, 35670380), (70, 28536304), (80, 24969266), (112, 17835190), (140, 14268152), (160, 12484633), (224, 8917595), (280, 7134076), (560, 3567038), (1120, 1783519)]