90268780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{92111}}^1$

素因数の和:92134

約数の個数: 36

約数和(自身を含む): 220516128

約数和(自身を除く): 130247348

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 92111, 184222, 368444, 460555, 644777, 921110, 1289554, 1842220, 2579108, 3223885, 4513439, 6447770, 9026878, 12895540, 18053756, 22567195, 45134390, 90268780]

約数ペア:

[(1, 90268780), (2, 45134390), (4, 22567195), (5, 18053756), (7, 12895540), (10, 9026878), (14, 6447770), (20, 4513439), (28, 3223885), (35, 2579108), (49, 1842220), (70, 1289554), (98, 921110), (140, 644777), (196, 460555), (245, 368444), (490, 184222), (980, 92111)]