54408380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{209263}}^1$

素因数の和:209285

約数の個数: 24

約数和(自身を含む): 123047232

約数和(自身を除く): 68638852

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 209263, 418526, 837052, 1046315, 2092630, 2720419, 4185260, 5440838, 10881676, 13602095, 27204190, 54408380]

約数ペア:

[(1, 54408380), (2, 27204190), (4, 13602095), (5, 10881676), (10, 5440838), (13, 4185260), (20, 2720419), (26, 2092630), (52, 1046315), (65, 837052), (130, 418526), (260, 209263)]