640162642

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{877}}^1\times {\mathrm{3067}}^1$

素因数の和:3970

約数の個数: 32

約数和(自身を含む): 1163680128

約数和(自身を除く): 523517486

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 877, 1754, 3067, 6134, 6139, 12278, 14909, 21469, 29818, 42938, 52139, 104278, 104363, 208726, 364973, 729946, 2689759, 5379518, 18828313, 37656626, 45725903, 91451806, 320081321, 640162642]

約数ペア:

[(1, 640162642), (2, 320081321), (7, 91451806), (14, 45725903), (17, 37656626), (34, 18828313), (119, 5379518), (238, 2689759), (877, 729946), (1754, 364973), (3067, 208726), (6134, 104363), (6139, 104278), (12278, 52139), (14909, 42938), (21469, 29818)]