2912178380

素因数分解:

$2^2\times 5^1\times {\mathrm{641}}^1\times {\mathrm{227159}}^1$

素因数の和:227809

約数の個数: 24

約数和(自身を含む): 6125142240

約数和(自身を除く): 3212963860

約数列:

[1, 2, 4, 5, 10, 20, 641, 1282, 2564, 3205, 6410, 12820, 227159, 454318, 908636, 1135795, 2271590, 4543180, 145608919, 291217838, 582435676, 728044595, 1456089190, 2912178380]

約数ペア:

[(1, 2912178380), (2, 1456089190), (4, 728044595), (5, 582435676), (10, 291217838), (20, 145608919), (641, 4543180), (1282, 2271590), (2564, 1135795), (3205, 908636), (6410, 454318), (12820, 227159)]