215546170

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{419}}^1\times {\mathrm{7349}}^1$

素因数の和:7782

約数の個数: 32

約数和(自身を含む): 444528000

約数和(自身を除く): 228981830

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 419, 838, 2095, 2933, 4190, 5866, 7349, 14665, 14698, 29330, 36745, 51443, 73490, 102886, 257215, 514430, 3079231, 6158462, 15396155, 21554617, 30792310, 43109234, 107773085, 215546170]

約数ペア:

[(1, 215546170), (2, 107773085), (5, 43109234), (7, 30792310), (10, 21554617), (14, 15396155), (35, 6158462), (70, 3079231), (419, 514430), (838, 257215), (2095, 102886), (2933, 73490), (4190, 51443), (5866, 36745), (7349, 29330), (14665, 14698)]