12777980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{22031}}^1$

素因数の和:22069

約数の個数: 24

約数和(自身を含む): 27760320

約数和(自身を除く): 14982340

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 22031, 44062, 88124, 110155, 220310, 440620, 638899, 1277798, 2555596, 3194495, 6388990, 12777980]

約数ペア:

[(1, 12777980), (2, 6388990), (4, 3194495), (5, 2555596), (10, 1277798), (20, 638899), (29, 440620), (58, 220310), (116, 110155), (145, 88124), (290, 44062), (580, 22031)]