6987702980

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{8521589}}^1$

素因数の和:8521639

約数の個数: 24

約数和(自身を含む): 15032084760

約数和(自身を除く): 8044381780

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 8521589, 17043178, 34086356, 42607945, 85215890, 170431780, 349385149, 698770298, 1397540596, 1746925745, 3493851490, 6987702980]

約数ペア:

[(1, 6987702980), (2, 3493851490), (4, 1746925745), (5, 1397540596), (10, 698770298), (20, 349385149), (41, 170431780), (82, 85215890), (164, 42607945), (205, 34086356), (410, 17043178), (820, 8521589)]