69798160

素因数分解:

$2^4\times 5^1\times {\mathrm{872477}}^1$

素因数の和:872490

約数の個数: 20

約数和(自身を含む): 162280908

約数和(自身を除く): 92482748

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 872477, 1744954, 3489908, 4362385, 6979816, 8724770, 13959632, 17449540, 34899080, 69798160]

約数ペア:

[(1, 69798160), (2, 34899080), (4, 17449540), (5, 13959632), (8, 8724770), (10, 6979816), (16, 4362385), (20, 3489908), (40, 1744954), (80, 872477)]