219982810

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{4289}}^1$

素因数の和:4542

約数の個数: 32

約数和(自身を含む): 415134720

約数和(自身を除く): 195151910

約数列:

[1, 2, 5, 10, 23, 46, 115, 223, 230, 446, 1115, 2230, 4289, 5129, 8578, 10258, 21445, 25645, 42890, 51290, 98647, 197294, 493235, 956447, 986470, 1912894, 4782235, 9564470, 21998281, 43996562, 109991405, 219982810]

約数ペア:

[(1, 219982810), (2, 109991405), (5, 43996562), (10, 21998281), (23, 9564470), (46, 4782235), (115, 1912894), (223, 986470), (230, 956447), (446, 493235), (1115, 197294), (2230, 98647), (4289, 51290), (5129, 42890), (8578, 25645), (10258, 21445)]