378165940

素因数分解:

$2^2\times 5^1\times {\mathrm{277}}^1\times {\mathrm{68261}}^1$

素因数の和:68547

約数の個数: 24

約数和(自身を含む): 797027112

約数和(自身を除く): 418861172

約数列:

[1, 2, 4, 5, 10, 20, 277, 554, 1108, 1385, 2770, 5540, 68261, 136522, 273044, 341305, 682610, 1365220, 18908297, 37816594, 75633188, 94541485, 189082970, 378165940]

約数ペア:

[(1, 378165940), (2, 189082970), (4, 94541485), (5, 75633188), (10, 37816594), (20, 18908297), (277, 1365220), (554, 682610), (1108, 341305), (1385, 273044), (2770, 136522), (5540, 68261)]