15691960520

素因数分解:

$2^3\times 5^1\times {\mathrm{2909}}^1\times {\mathrm{134857}}^1$

素因数の和:137777

約数の個数: 32

約数和(自身を含む): 35319310200

約数和(自身を除く): 19627349680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2909, 5818, 11636, 14545, 23272, 29090, 58180, 116360, 134857, 269714, 539428, 674285, 1078856, 1348570, 2697140, 5394280, 392299013, 784598026, 1569196052, 1961495065, 3138392104, 3922990130, 7845980260, 15691960520]

約数ペア:

[(1, 15691960520), (2, 7845980260), (4, 3922990130), (5, 3138392104), (8, 1961495065), (10, 1569196052), (20, 784598026), (40, 392299013), (2909, 5394280), (5818, 2697140), (11636, 1348570), (14545, 1078856), (23272, 674285), (29090, 539428), (58180, 269714), (116360, 134857)]