388542410

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{661}}^1\times {\mathrm{1367}}^1$

素因数の和:2078

約数の個数: 32

約数和(自身を含む): 717247872

約数和(自身を除く): 328705462

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 661, 1322, 1367, 2734, 3305, 6610, 6835, 13670, 28423, 56846, 58781, 117562, 142115, 284230, 293905, 587810, 903587, 1807174, 4517935, 9035870, 38854241, 77708482, 194271205, 388542410]

約数ペア:

[(1, 388542410), (2, 194271205), (5, 77708482), (10, 38854241), (43, 9035870), (86, 4517935), (215, 1807174), (430, 903587), (661, 587810), (1322, 293905), (1367, 284230), (2734, 142115), (3305, 117562), (6610, 58781), (6835, 56846), (13670, 28423)]