406248220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{414539}}^1$

素因数の和:414562

約数の個数: 36

約数和(自身を含む): 992408760

約数和(自身を除く): 586160540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 414539, 829078, 1658156, 2072695, 2901773, 4145390, 5803546, 8290780, 11607092, 14508865, 20312411, 29017730, 40624822, 58035460, 81249644, 101562055, 203124110, 406248220]

約数ペア:

[(1, 406248220), (2, 203124110), (4, 101562055), (5, 81249644), (7, 58035460), (10, 40624822), (14, 29017730), (20, 20312411), (28, 14508865), (35, 11607092), (49, 8290780), (70, 5803546), (98, 4145390), (140, 2901773), (196, 2072695), (245, 1658156), (490, 829078), (980, 414539)]