40675460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{290539}}^1$

素因数の和:290555

約数の個数: 24

約数和(自身を含む): 97621440

約数和(自身を除く): 56945980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 290539, 581078, 1162156, 1452695, 2033773, 2905390, 4067546, 5810780, 8135092, 10168865, 20337730, 40675460]

約数ペア:

[(1, 40675460), (2, 20337730), (4, 10168865), (5, 8135092), (7, 5810780), (10, 4067546), (14, 2905390), (20, 2033773), (28, 1452695), (35, 1162156), (70, 581078), (140, 290539)]