11445880

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{5399}}^1$

素因数の和:5463

約数の個数: 32

約数和(自身を含む): 26244000

約数和(自身を除く): 14798120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 5399, 10798, 21596, 26995, 43192, 53990, 107980, 215960, 286147, 572294, 1144588, 1430735, 2289176, 2861470, 5722940, 11445880]

約数ペア:

[(1, 11445880), (2, 5722940), (4, 2861470), (5, 2289176), (8, 1430735), (10, 1144588), (20, 572294), (40, 286147), (53, 215960), (106, 107980), (212, 53990), (265, 43192), (424, 26995), (530, 21596), (1060, 10798), (2120, 5399)]