8789620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{8969}}^1$

素因数の和:8992

約数の個数: 36

約数和(自身を含む): 21474180

約数和(自身を除く): 12684560

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 8969, 17938, 35876, 44845, 62783, 89690, 125566, 179380, 251132, 313915, 439481, 627830, 878962, 1255660, 1757924, 2197405, 4394810, 8789620]

約数ペア:

[(1, 8789620), (2, 4394810), (4, 2197405), (5, 1757924), (7, 1255660), (10, 878962), (14, 627830), (20, 439481), (28, 313915), (35, 251132), (49, 179380), (70, 125566), (98, 89690), (140, 62783), (196, 44845), (245, 35876), (490, 17938), (980, 8969)]