20278770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{675959}}^1$

素因数の和:675969

約数の個数: 16

約数和(自身を含む): 48669120

約数和(自身を除く): 28390350

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 675959, 1351918, 2027877, 3379795, 4055754, 6759590, 10139385, 20278770]

約数ペア:

[(1, 20278770), (2, 10139385), (3, 6759590), (5, 4055754), (6, 3379795), (10, 2027877), (15, 1351918), (30, 675959)]