200465860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{204557}}^1$

素因数の和:204580

約数の個数: 36

約数和(自身を含む): 489711852

約数和(自身を除く): 289245992

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 204557, 409114, 818228, 1022785, 1431899, 2045570, 2863798, 4091140, 5727596, 7159495, 10023293, 14318990, 20046586, 28637980, 40093172, 50116465, 100232930, 200465860]

約数ペア:

[(1, 200465860), (2, 100232930), (4, 50116465), (5, 40093172), (7, 28637980), (10, 20046586), (14, 14318990), (20, 10023293), (28, 7159495), (35, 5727596), (49, 4091140), (70, 2863798), (98, 2045570), (140, 1431899), (196, 1022785), (245, 818228), (490, 409114), (980, 204557)]