6447702980

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{1977823}}^1$

素因数の和:1977995

約数の個数: 24

約数和(自身を含む): 13623251712

約数和(自身を除く): 7175548732

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 3260, 1977823, 3955646, 7911292, 9889115, 19778230, 39556460, 322385149, 644770298, 1289540596, 1611925745, 3223851490, 6447702980]

約数ペア:

[(1, 6447702980), (2, 3223851490), (4, 1611925745), (5, 1289540596), (10, 644770298), (20, 322385149), (163, 39556460), (326, 19778230), (652, 9889115), (815, 7911292), (1630, 3955646), (3260, 1977823)]