27881460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{154897}}^1$

素因数の和:154912

約数の個数: 36

約数和(自身を含む): 84574308

約数和(自身を除く): 56692848

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 154897, 309794, 464691, 619588, 774485, 929382, 1394073, 1548970, 1858764, 2323455, 2788146, 3097940, 4646910, 5576292, 6970365, 9293820, 13940730, 27881460]

約数ペア:

[(1, 27881460), (2, 13940730), (3, 9293820), (4, 6970365), (5, 5576292), (6, 4646910), (9, 3097940), (10, 2788146), (12, 2323455), (15, 1858764), (18, 1548970), (20, 1394073), (30, 929382), (36, 774485), (45, 619588), (60, 464691), (90, 309794), (180, 154897)]