84001567120

素因数分解:

$2^4\times 5^1\times {\mathrm{1050019589}}^1$

素因数の和:1050019602

約数の個数: 20

約数和(自身を含む): 195303643740

約数和(自身を除く): 111302076620

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1050019589, 2100039178, 4200078356, 5250097945, 8400156712, 10500195890, 16800313424, 21000391780, 42000783560, 84001567120]

約数ペア:

[(1, 84001567120), (2, 42000783560), (4, 21000391780), (5, 16800313424), (8, 10500195890), (10, 8400156712), (16, 5250097945), (20, 4200078356), (40, 2100039178), (80, 1050019589)]