70289680

素因数分解:

$2^4\times 5^1\times {\mathrm{878621}}^1$

素因数の和:878634

約数の個数: 20

約数和(自身を含む): 163423692

約数和(自身を除く): 93134012

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 878621, 1757242, 3514484, 4393105, 7028968, 8786210, 14057936, 17572420, 35144840, 70289680]

約数ペア:

[(1, 70289680), (2, 35144840), (4, 17572420), (5, 14057936), (8, 8786210), (10, 7028968), (16, 4393105), (20, 3514484), (40, 1757242), (80, 878621)]