2820018064

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{401}}^1\times {\mathrm{8293}}^1$

素因数の和:8755

約数の個数: 40

約数和(自身を含む): 5581430712

約数和(自身を除く): 2761412648

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 401, 424, 802, 848, 1604, 3208, 6416, 8293, 16586, 21253, 33172, 42506, 66344, 85012, 132688, 170024, 340048, 439529, 879058, 1758116, 3325493, 3516232, 6650986, 7032464, 13301972, 26603944, 53207888, 176251129, 352502258, 705004516, 1410009032, 2820018064]

約数ペア:

[(1, 2820018064), (2, 1410009032), (4, 705004516), (8, 352502258), (16, 176251129), (53, 53207888), (106, 26603944), (212, 13301972), (401, 7032464), (424, 6650986), (802, 3516232), (848, 3325493), (1604, 1758116), (3208, 879058), (6416, 439529), (8293, 340048), (16586, 170024), (21253, 132688), (33172, 85012), (42506, 66344)]