28838820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{480647}}^1$

素因数の和:480659

約数の個数: 24

約数和(自身を含む): 80748864

約数和(自身を除く): 51910044

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 480647, 961294, 1441941, 1922588, 2403235, 2883882, 4806470, 5767764, 7209705, 9612940, 14419410, 28838820]

約数ペア:

[(1, 28838820), (2, 14419410), (3, 9612940), (4, 7209705), (5, 5767764), (6, 4806470), (10, 2883882), (12, 2403235), (15, 1922588), (20, 1441941), (30, 961294), (60, 480647)]